kph是什么意思_kph怎么读_音标ˌkeɪ pi: ˈeɪtʃ

kph是什么意思音标:英 [ˌkeɪ pi: ˈeɪtʃ]

abbr. (=kilometers per hour) 千米/小时, 公里/小时; (=knots per hour) 节/小时

n the ratio of the distance traveled (in kilometers) to the time spent travepng (in hours)