| 释义 |
kel·vinBrE /ˈkelvɪn/ NAmE /ˈkelvɪn/ noun (abbreviation K ) (plural kelvin or kelvins) a unit for measuring temperature . One kelvin is equal to one degree Celsius , but the Kelvin scale starts at absolute zeroand water freezes at 273 .15 kelvin 开（开尔文温标的计量单位，1 开相当于 1 摄氏度，但以绝对零度为计算起点，水的冰点为 273.15 开） |