单词	picosecond
释义	pi·co·sec·ond (pēkə-sĕk′ənd, pī-) n. Abbr. ps or psec One trillionth (10-12) of a second.
随便看	extended extended family extendedly extender extendibility extendible extensibility extensible extensile extension extensional extension cord extensity extensive extensively extensiveness extensometer extensor extent extenuate extenuation extenuative extenuator extenuatory exterior

英语词典包含135693条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。