单词	picosecond
释义	picosecond /ˈpiːkəʊsɛkənd / /ˈpʌɪkəʊsɛkənd / (abbreviation ps) noun One trillionth of a second: the first picosecond of the Big Bang... A typical chemical reaction takes place on a timescale of about a picosecond. In contrast, most current MD simulations for larger realistic systems are usually restricted to a few nanoseconds or picoseconds. They plan to use a UV laser to fire a 5-joule pulse lasting less than half a picosecond.
随便看	visuomotor visuospatial vis-à-vis Visākha vita vital vital capacity vital force vitalise vitalism vitalist vitalistic vitality vitalization vitalize vitally vital signs vital statistics vitamin vitamin A vitamin B vitamin C vitamin D vitamin E vitamin H

英语词典包含243303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。