单词	劝劝
释义	同勸勸
随便看	time mean chart time-mean flow time; mean solar time mean value time measure time measurement time measurement unit time measurement unit (tmu) time measurement unit--tmu time measurement unit，tmu time-- median lethal time meridian time meter time migration time minimum control time mode time-modulated light beam time-modulated ultra-wide band time modulation time modulation sideband time money time monitor time monitoring time monitor，tm time motion study