K2 /keɪ/ 1 (also k) informalMONEY an abbreviation of one thousand / thousand 的缩写,一千 a salary of £30k a year 年薪三万英镑
2. TDan abbreviation of kilobyte or kilobytes / kilobyte 或 kilobytes 的缩写,千字节
3 (also k) a written abbreviation of kilometre or kilometres / kilometre 或 kilometres 的书面缩写,千米,公里 a 20k international race walker 20公里国际竞走比赛运动员
4. the abbreviation of Kelvin or Kelvins Kelvin 或 Kelvins 的缩写,开〔开尔文温标的计量单位〕