加密货币行情与市值排名
| # | 货币 | 价格 | 1小时 | 24小时 | 7天 | 30天 | 24小时交易量 | 总市值 | FDV | 市值 / FDV | 最近 7 天 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |
比特币
BTC
|
$86,586.72 | 0.1% | 3.4% | 9.4% | 22.0% | $46,470,550,795 | $1,725,939,551,923 | $1,725,939,551,923 | 1.0 |
|
||
| 2 |
以太坊
ETH
|
$2,833.18 | 0.0% | 4.4% | 10.5% | 28.2% | $17,915,110,534 | $341,708,314,658 | $341,708,314,658 | 1.0 |
|
||
| 3 |
泰达币
USDT
|
$0.9995 | 0.0% | 0.0% | 0.0% | 0.1% | $66,162,818,633 | $184,410,861,003 | $189,875,304,340 | 0.97 |
|
||
| 4 |
瑞波币
XRP
|
$2.03 | 0.5% | 7.6% | 9.0% | 17.0% | $3,415,640,279 | $122,585,022,467 | $203,408,442,087 | 0.6 |
|
||
| 5 |
币安币
BNB
|
$846.73 | 0.1% | 3.6% | 9.1% | 24.8% | $1,250,822,161 | $116,586,423,766 | $116,586,423,766 | 1.0 |
|
||
| 6 |
USDC
USDC
|
$0.9997 | 0.0% | 0.0% | 0.0% | 0.0% | $3,661,681,366 | $73,970,095,325 | $73,971,002,414 | 1.0 |
|
||
| 7 |
Solana
SOL
|
$130.89 | 0.2% | 4.4% | 6.7% | 31.7% | $3,657,490,825 | $73,156,971,520 | $80,420,697,812 | 0.91 |
|
||
| 8 |
波场
TRX
|
$0.2753 | 0.0% | 0.5% | 7.0% | 11.7% | $509,696,346 | $26,057,799,198 | $26,058,614,231 | 1.0 |
|
||
| 9 |
Lido Staked Ether
STETH
|
$2,829.15 | 0.1% | 4.4% | 10.7% | 28.6% | $48,914,500 | $24,424,807,136 | $24,424,807,136 | 1.0 |
|
||
| 10 |
狗币
DOGE
|
$0.1446 | 0.1% | 6.4% | 10.4% | 26.6% | $1,275,682,546 | $21,959,475,278 | $21,963,117,682 | 1.0 |
|
||
| 11 |
艾达币
ADA
|
$0.4124 | 0.3% | 5.2% | 17.1% | 36.4% | $568,088,518 | $15,067,513,139 | $18,520,795,238 | 0.81 |
|
||
| 12 |
Figure Heloc
FIGR_HELOC
|
$1.03 | - | 0.3% | 0.0% | 1.7% | $7,264,133 | $14,170,843,838 | $14,170,843,838 | 1.0 |
|
||
| 13 |
WhiteBIT Coin
WBT
|
$57.12 | 0.2% | 2.0% | 8.1% | 34.7% | $94,163,537 | $12,255,679,314 | $18,338,943,156 | 0.67 |
|
||
| 14 |
Wrapped stETH
WSTETH
|
$3,452.39 | 0.0% | 4.3% | 10.6% | 28.6% | $32,034,007 | $11,407,792,840 | $11,407,792,840 | 1.0 |
|
||
| 15 |
比特现金
BCH
|
$552.31 | 0.5% | 1.8% | 12.0% | 9.2% | $580,242,359 | $11,022,515,441 | $11,022,570,672 | 1.0 |
|
||
| 16 |
Wrapped Bitcoin
WBTC
|
买
|
$86,298.09 | 0.3% | 3.3% | 9.6% | 22.2% | $190,832,207 | $10,779,997,239 | $10,779,997,239 | 1.0 |
|
|
| 17 |
Wrapped Beacon ETH
WBETH
|
$3,065.96 | 0.1% | 4.4% | 10.6% | 28.5% | $30,994,314 | $10,006,185,937 | $10,006,185,937 | 1.0 |
|
||
| 18 |
大零币
ZEC
|
$568.14 | 1.3% | 12.9% | 20.4% | 115.8% | $1,731,296,712 | $9,318,836,587 | $9,319,778,491 | 1.0 |
|
||
| 19 |
USDS
USDS
|
$0.9997 | 0.0% | 0.0% | 0.0% | 0.0% | $52,857,255 | $9,160,619,265 | $9,160,619,265 | 1.0 |
|
||
| 20 |
Binance Bridged USDT (BNB Smart Chain)
BSC-USD
|
$1.00 | 0.1% | 0.1% | 0.1% | 0.0% | $1,340,600,887 | $8,982,181,662 | $8,982,181,662 | 1.0 |
|
||
| 21 |
Chainlink
LINK
|
$12.58 | 0.3% | 6.6% | 10.5% | 29.0% | $580,945,659 | $8,760,381,771 | $12,571,402,946 | 0.7 |
|
||
| 22 |
LEO Token
LEO
|
$9.50 | 0.0% | 1.0% | 3.7% | 5.9% | $515,802 | $8,758,065,101 | $9,357,757,569 | 0.94 |
|
||
| 23 |
Hyperliquid
HYPE
|
$30.99 | 2.9% | 4.9% | 21.0% | 22.6% | $586,370,027 | $8,384,961,649 | $30,961,653,904 | 0.27 |
|
||
| 24 |
恒星币
XLM
|
$0.2397 | 0.6% | 5.8% | 6.7% | 24.9% | $150,702,044 | $7,735,205,580 | $11,986,221,754 | 0.65 |
|
||
| 25 |
WETH
WETH
|
$2,832.15 | 0.0% | 4.4% | 10.5% | 28.6% | $143,871,061 | $7,441,587,789 | $7,441,587,789 | 1.0 |
|
||
| 26 |
门罗币
XMR
|
$401.39 | 1.5% | 13.2% | 5.8% | 22.3% | $192,864,792 | $7,399,729,989 | $7,399,729,989 | 1.0 |
|
||
| 27 |
Ethena USDe
USDE
|
$0.9989 | 0.0% | 0.1% | 0.0% | 0.1% | $92,848,972 | $7,385,789,541 | $7,385,789,541 | 1.0 |
|
||
| 28 |
Wrapped eETH
WEETH
|
$3,061.28 | 0.1% | 4.3% | 10.6% | 28.5% | $74,806,213 | $7,262,062,813 | $7,262,062,813 | 1.0 |
|
||
| 29 |
Coinbase Wrapped BTC
CBBTC
|
$86,467.23 | 0.4% | 3.3% | 9.5% | 22.1% | $316,904,809 | $6,412,411,709 | $6,412,411,709 | 1.0 |
|
||
| 30 |
莱特币
LTC
|
$83.45 | 0.3% | 2.9% | 17.8% | 13.5% | $479,018,656 | $6,383,848,670 | $6,384,026,406 | 1.0 |
|
||
| 31 |
Hedera
HBAR
|
$0.1395 | 0.2% | 10.2% | 8.0% | 17.4% | $176,000,296 | $5,929,321,703 | $6,979,694,431 | 0.85 |
|
||
| 32 |
Avalanche
AVAX
|
$13.32 | 0.3% | 1.8% | 14.2% | 31.6% | $300,505,681 | $5,713,340,235 | $6,135,232,104 | 0.93 |
|
||
| 33 |
Sui
SUI
|
$1.37 | 0.5% | 4.4% | 20.0% | 44.4% | $584,077,613 | $5,050,949,399 | $13,720,464,071 | 0.37 |
|
||
| 34 |
Shiba Inu
SHIB
|
$0.057946 | 0.2% | 4.7% | 12.0% | 21.6% | $110,606,139 | $4,681,025,347 | $4,683,060,860 | 1.0 |
|
||
| 35 |
Dai
DAI
|
$0.9994 | 0.0% | 0.0% | 0.0% | 0.2% | $81,868,992 | $4,400,116,289 | $4,400,116,289 | 1.0 |
|
||
| 36 |
Ethena Staked USDe
SUSDE
|
$1.20 | 0.0% | 0.0% | 0.1% | 0.3% | $30,835,385 | $4,335,300,700 | $4,335,300,700 | 1.0 |
|
||
| 37 |
World Liberty Financial
WLFI
|
买
|
$0.1482 | 0.9% | 4.7% | 3.2% | 5.8% | $245,793,354 | $4,037,230,517 | $14,818,895,091 | 0.27 |
|
|
| 38 |
Cronos
CRO
|
$0.1077 | 0.6% | 10.2% | 6.1% | 25.6% | $43,007,816 | $4,015,490,438 | $10,565,871,791 | 0.38 |
|
||
| 39 |
USDT0
USDT0
|
$0.9995 | 0.0% | 0.0% | 0.0% | 0.1% | $173,902,041 | $3,980,144,039 | $3,980,144,039 | 1.0 |
|
||
| 40 |
Uniswap
UNI
|
$6.19 | 0.6% | 2.5% | 18.7% | 2.6% | $395,101,893 | $3,900,412,224 | $6,192,184,658 | 0.63 |
|
||
| 41 |
Polkadot
DOT
|
$2.33 | 0.7% | 2.9% | 17.6% | 23.5% | $150,848,340 | $3,823,193,490 | $3,823,193,490 | 1.0 |
|
||
| 42 |
sUSDS
SUSDS
|
$1.07 | 0.0% | 0.3% | 0.6% | 0.1% | $113,868,701 | $3,822,715,633 | $3,822,715,633 | 1.0 |
|
||
| 43 |
Toncoin
TON
|
$1.51 | 0.1% | 0.3% | 17.3% | 29.5% | $103,189,179 | $3,759,299,961 | $7,770,822,120 | 0.48 |
|
||
| 44 |
PayPal USD
PYUSD
|
$0.9996 | 0.0% | 0.0% | 0.0% | 0.0% | $116,777,360 | $3,626,487,079 | $3,626,487,079 | 1.0 |
|
||
| 45 |
Mantle
MNT
|
$1.02 | 0.1% | 6.9% | 15.4% | 39.5% | $127,002,865 | $3,306,158,623 | $6,321,057,939 | 0.52 |
|
||
| 46 |
MemeCore
M
|
买
|
$1.92 | 2.7% | 2.1% | 12.4% | 12.9% | $19,105,086 | $3,282,041,834 | $10,211,916,612 | 0.32 |
|
|
| 47 |
Bittensor
TAO
|
$286.05 | 0.2% | 7.9% | 14.7% | 26.3% | $139,843,324 | $2,741,937,804 | $5,999,556,955 | 0.46 |
|
||
| 48 |
USD1
USD1
|
$0.9988 | 0.0% | 0.0% | 0.0% | 0.2% | $290,607,776 | $2,698,448,739 | $2,698,448,739 | 1.0 |
|
||
| 49 |
Canton
CC
|
$0.07608 | 0.7% | 0.0% | 30.8% | - | $171,954,659 | $2,686,647,104 | $2,686,647,104 | 1.0 |
|
||
| 50 |
Currency One USD
C1USD
|
$1.00 | 0.3% | 0.4% | 0.3% | 0.1% | $164,211 | $2,557,519,445 | $2,557,519,445 | 1.0 |
|
||
| 51 |
Aave
AAVE
|
$163.78 | 0.3% | 5.2% | 7.5% | 29.4% | $227,478,060 | $2,482,542,575 | $2,620,031,187 | 0.95 |
|
||
| 52 |
Bitget Token
BGB
|
$3.54 | 0.1% | 0.4% | 9.1% | 24.1% | $57,064,505 | $2,478,588,435 | $3,257,582,235 | 0.76 |
|
||
| 53 |
NEAR Protocol
NEAR
|
$1.85 | 1.1% | 2.3% | 25.4% | 17.5% | $225,474,047 | $2,366,045,661 | $2,366,046,033 | 1.0 |
|
||
| 54 |
BlackRock USD Institutional Digital Liquidity Fund
BUIDL
|
买
|
$1.00 | 0.0% | 0.0% | 0.0% | 0.0% | $0.00 | $2,327,567,190 | $2,327,567,190 | 1.0 |
|
|
| 55 |
Aster
ASTER
|
$1.13 | 0.7% | 1.9% | 6.2% | 0.6% | $451,394,306 | $2,281,943,916 | $9,047,703,487 | 0.25 |
|
||
| 57 |
Internet Computer
ICP
|
$4.12 | 0.3% | 1.4% | 21.5% | 31.9% | $138,324,413 | $2,227,378,982 | $2,227,378,982 | 1.0 |
|
||
| 56 |
OK币
OKB
|
$106.07 | 0.7% | 8.8% | 6.6% | 35.1% | $58,515,555 | $2,226,782,654 | $2,226,782,654 | 1.0 |
|
||
| 58 |
Falcon USD
USDF
|
$0.9971 | 0.0% | 0.3% | 0.1% | 0.3% | $2,564,697 | $2,181,296,888 | $2,181,296,888 | 1.0 |
|
||
| 59 |
Tether Gold
XAUT
|
$4,055.28 | 0.0% | 0.3% | 0.3% | 0.8% | $248,991,071 | $2,116,996,642 | $2,116,996,642 | 1.0 |
|
||
| 60 |
以太经典
ETC
|
$13.67 | 0.2% | 2.5% | 9.3% | 13.8% | $57,594,567 | $2,109,836,562 | $2,109,836,562 | 1.0 |
|
||
| 61 |
Pi Network
PI
|
买
|
$0.2393 | 0.6% | 0.1% | 5.1% | 16.4% | $21,756,293 | $1,993,245,214 | $3,066,395,702 | 0.65 |
|
|
| 62 |
Jito Staked SOL
JITOSOL
|
$162.64 | 0.5% | 4.3% | 6.7% | 32.2% | $15,982,216 | $1,835,658,707 | $1,835,658,707 | 1.0 |
|
||
| 63 |
Jupiter Perpetuals Liquidity Provider Token
JLP
|
$4.54 | 0.2% | 2.4% | 4.3% | 17.5% | $39,351,876 | $1,819,818,735 | $1,819,818,735 | 1.0 |
|
||
| 64 |
Ethena
ENA
|
$0.2377 | 0.6% | 4.8% | 11.3% | 49.6% | $145,095,791 | $1,764,097,033 | $3,564,582,513 | 0.49 |
|
||
| 65 |
Pepe
PEPE
|
$0.054171 | 0.6% | 4.4% | 15.0% | 41.6% | $286,375,719 | $1,753,433,594 | $1,753,433,594 | 1.0 |
|
||
| 66 |
Aptos
APT
|
$2.34 | 0.5% | 2.3% | 18.7% | 27.5% | $239,114,912 | $1,719,947,740 | $2,777,977,322 | 0.62 |
|
||
| 67 |
Binance-Peg WETH
WETH
|
$2,831.98 | 0.1% | 4.5% | 10.7% | 28.6% | $43,138,124 | $1,713,272,906 | $1,713,272,906 | 1.0 |
|
||
| 68 |
Wrapped SOL
SOL
|
$130.69 | 0.4% | 4.0% | 6.6% | 31.8% | $552,732,017 | $1,683,769,001 | $1,683,769,001 | 1.0 |
|
||
| 81 |
Provenance Blockchain
HASH
|
$0.03235 | 28.9% | 24.9% | 10.7% | 7.1% | $3,104.89 | $1,663,647,661 | $3,234,809,027 | 0.51 |
|
||
| 69 |
HTX DAO
HTX
|
$0.051704 | 0.0% | 0.4% | 5.7% | 12.8% | $12,130,230 | $1,584,810,100 | $1,584,810,100 | 1.0 |
|
||
| 70 |
Pump.fun
PUMP
|
$0.002628 | 1.7% | 0.1% | 25.9% | 35.8% | $122,191,464 | $1,551,479,125 | $2,629,597,551 | 0.59 |
|
||
| 71 |
KuCoin
KCS
|
$11.55 | 0.2% | 3.4% | 5.6% | 16.4% | $5,377,238 | $1,497,301,696 | $1,641,573,924 | 0.91 |
|
||
| 72 |
Ondo
ONDO
|
$0.4731 | 0.2% | 4.1% | 18.1% | 36.3% | $58,435,583 | $1,492,344,920 | $4,723,944,677 | 0.32 |
|
||
| 73 |
POL (ex-MATIC)
POL
|
买
|
$0.1352 | 0.4% | 4.3% | 12.0% | 30.4% | $65,129,935 | $1,425,512,375 | $1,425,512,375 | 1.0 |
|
|
| 74 |
Worldcoin
WLD
|
$0.6090 | 0.5% | 3.3% | 10.8% | 30.5% | $110,079,867 | $1,422,110,205 | $6,083,621,064 | 0.23 |
|
||
| 75 |
PAX Gold
PAXG
|
$4,053.70 | 0.1% | 0.1% | 1.1% | 0.6% | $78,809,753 | $1,352,927,756 | $1,352,927,756 | 1.0 |
|
||
| 76 |
USDtb
USDTB
|
$0.9997 | 0.0% | 0.0% | 0.0% | 0.1% | $2,875,864 | $1,336,050,949 | $1,336,050,949 | 1.0 |
|
||
| 77 |
BFUSD
BFUSD
|
$0.9993 | 0.0% | 0.0% | 0.0% | 0.0% | $20,960,217 | $1,319,242,454 | $1,319,242,454 | 1.0 |
|
||
| 78 |
syrupUSDC
SYRUPUSDC
|
$1.14 | 0.0% | 0.0% | 0.1% | 0.5% | $10,872,396 | $1,293,180,320 | $1,293,180,320 | 1.0 |
|
||
| 79 |
Binance Bridged USDC (BNB Smart Chain)
USDC
|
$1.00 | 0.0% | 0.1% | 0.0% | 0.1% | $232,197,524 | $1,288,802,141 | $1,288,802,141 | 1.0 |
|
||
| 80 |
Official Trump
TRUMP
|
$6.38 | 0.4% | 2.4% | 9.5% | 8.0% | $264,404,118 | $1,275,459,276 | $6,377,297,240 | 0.2 |
|
||
| 82 |
Algorand
ALGO
|
$0.1388 | 0.8% | 4.5% | 14.5% | 24.2% | $42,040,684 | $1,223,177,651 | $1,223,183,987 | 1.0 |
|
||
| 83 |
Rocket Pool ETH
RETH
|
$3,248.30 | 0.2% | 4.4% | 10.6% | 28.3% | $3,453,019 | $1,217,904,748 | $1,217,904,748 | 1.0 |
|
||
| 84 |
Cosmos Hub
ATOM
|
$2.53 | 1.1% | 3.2% | 10.2% | 20.4% | $50,210,696 | $1,212,864,452 | $1,212,864,452 | 1.0 |
|
||
| 85 |
Filecoin
FIL
|
$1.65 | 0.4% | 3.1% | 16.7% | 5.0% | $143,989,180 | $1,188,041,978 | $3,230,728,805 | 0.37 |
|
||
| 86 |
Circle USYC
USYC
|
买
|
$1.11 | - | - | - | - | $553,286 | $1,180,232,139 | $1,180,232,139 | 1.0 |
|
|
| 87 |
Gate
GT
|
$10.03 | 0.1% | 3.6% | 8.8% | 36.5% | $2,855,730 | $1,178,013,796 | $3,011,681,149 | 0.39 |
|
||
| 88 |
Wrapped BNB
WBNB
|
$846.54 | 0.1% | 3.9% | 9.3% | 24.9% | $52,945,324 | $1,162,189,035 | $1,162,189,035 | 1.0 |
|
||
| 90 |
Global Dollar
USDG
|
$0.9997 | 0.0% | 0.0% | 0.0% | 0.0% | $21,630,135 | $1,156,237,137 | $1,156,237,137 | 1.0 |
|
||
| 89 |
Ripple USD
RLUSD
|
$0.9997 | 0.1% | 0.0% | 0.1% | 0.0% | $64,922,417 | $1,156,226,222 | $1,156,226,222 | 1.0 |
|
||
| 91 |
Arbitrum
ARB
|
$0.2019 | 0.5% | 3.1% | 15.7% | 36.1% | $104,706,001 | $1,134,235,628 | $2,018,877,858 | 0.56 |
|
||
| 92 |
Binance Staked SOL
BNSOL
|
$141.71 | 0.3% | 4.4% | 6.6% | 31.7% | $1,598,240 | $1,132,781,557 | $1,132,781,557 | 1.0 |
|
||
| 93 |
唯链
VET
|
买
|
$0.01299 | 0.5% | 3.8% | 16.7% | 25.4% | $18,062,590 | $1,115,170,352 | $1,115,170,352 | 1.0 |
|
|
| 94 |
Quant
QNT
|
$76.55 | 0.8% | 5.8% | 9.4% | 7.1% | $28,639,985 | $1,112,615,689 | $1,117,841,863 | 1.0 |
|
||
| 95 |
Kaspa
KAS
|
买
|
$0.03950 | 0.0% | 5.6% | 12.8% | 24.4% | $25,370,894 | $1,057,761,950 | $1,064,442,129 | 0.99 |
|
|
| 96 |
Flare
FLR
|
$0.01321 | 0.4% | 7.8% | 8.2% | 22.7% | $5,283,858 | $1,037,060,729 | $1,378,551,235 | 0.75 |
|
||
| 97 |
Function FBTC
FBTC
|
买
|
$86,617.97 | 0.2% | 3.7% | 9.2% | 23.0% | $43,461.45 | $1,015,191,263 | $1,015,191,263 | 1.0 |
|
|
| 98 |
Kelp DAO Restaked ETH
RSETH
|
$2,995.63 | 0.1% | 4.5% | 10.4% | 28.5% | $425,038 | $1,004,956,808 | $1,004,956,808 | 1.0 |
|
||
| 99 |
Lombard Staked BTC
LBTC
|
$86,405.03 | 0.4% | 3.8% | 9.6% | 22.5% | $4,256,559 | $995,621,861 | $995,621,861 | 1.0 |
|
||
| 100 |
Sky
SKY
|
$0.04274 | 1.1% | 3.6% | 15.2% | 28.3% | $11,700,968 | $977,943,807 | $1,002,188,449 | 0.98 |
|
什么是加密货币市值?
加密货币市值指的是一项特定加密货币已开采或流通中之所有货币的总价值。市值是用来确定加密货币的排名。一项特定加密货币的市值越高,其排名和市场份额就越高。加密货币的市值是将该货币的总流通数量乘以其当前汇率计算而得。例如:若要计算以太坊的市值,只需将以太坊的总流通数量乘以以太坊目前的汇率,就能得出其市值。
如何比较加密货币市值?
加密货币市值可分为三类:
- 高市值加密货币(>100亿美元)
- 中市值加密货币(10亿 - 100亿美元)
- 低市值加密货币(低于10亿美元)
市值是一项金融指标,可帮助您比较加密货币彼此间的总流通价值。如比特币和以太坊之类高市值加密货币的市值超过100亿美元。它们通常是由具备良好记录的协议所组成,拥有一个活跃的生态系统,由开发人员负责维护和改善协议,以及建构其他的新专案。虽然市值是一个简单且直观的比较指标,却并非一个完美的比较观点。有些加密货币项目的市值可能会因为其汇率浮动及供给量的代币经济情况而膨胀。因此,最好将这项指标与其他诸如交易量、流动性、完全摊薄估值等指标一同纳入供参考使用,并作为您研究过程的基础。
CoinGecko是如何计算加密货币汇率的?
该汇率是根据一项特定加密资产在不同交易平台的可用配对,利用全球成交量加权平均汇率公式计算而得。关于我们如何追踪加密货币汇率和其他指标的范例与更详细的资讯,请参考我们的方法页面在此
为什么交易所上的加密货币汇率各有不同?
您可能注意到加密货币在不同的交易所上市会有不同的汇率。造成这种情况的原因很复杂,简单来说就是加密货币在不同的交易所和不同的市场之间交易会有不同的经济条件、流动性、交易配对及商品(例如:衍生性商品/杠杆),而这些都对汇率有其特定程度的影响。
在哪里可以查看加密货币汇率?
您可以在CoinGecko上追踪50多种货币的10,000多项加密货币汇率表。热门加密货币配对组合包括BTC-CNY、ETH-CNY以及USDT-CNY。您也可以追踪24小时交易量、市值、汇率表、历史表现表、流通供应量等指标。注册即可使用CoinGecko的加密货币投资组合功能来追踪您的投资组合表现。您还可以试用我们的全方位多链上图表工具GeckoTerminal(目前处于测试阶段),该工具可提供即时图表、当前交易量、市场观点等即时信息!CoinGecko还有安卓与iOS版本的APP,让您能够在移动客户端上追踪加密货币信息。
上表中的24小时交易量指的是什么?
24小时交易量指的是过去24小时内所有交易平台的现货市场中买入和卖出的某种加密货币数量。例如:若以太坊的24小时交易量为150亿美元,这就表示过去24小时内在所有的交易平台中易手的以太币总价值为150亿美元。