释义 |
yoctosecondenUK
yoc·to·sec·ond Y0022100 (yŏk′tə-sĕk′ənd)n. Abbr. ys or ysec One septillionth (10-24) of a second.yoctosecond (ˈjɒktəʊˌsɛkənd) na unit of time equalling 10–24 secondsyoctosecondenUK
yoctosecondOne septillionth of a second. See space/time.AcronymsSeeYS |