| 单词 | femtosecond |
| 释义 | femtosecond (once / 1313257 pages) n WORD FAMILY femtosecond: femtoseconds USAGE EXAMPLESA vibration of an atom in a molecule typically takes 10 to 100 femtoseconds. New York Times(Aug 05, 2016) They can unleash stable, controllable pulses of light that last less than one femtosecond, or one quadrillionth of a second. Slate(Oct 05, 2015) They can unleash stable, controllable pulses of light that last less than one femtosecond, or one quadrillionth of a second. Slate(Oct 06, 2014) n one quadrillionth (10^-15) of a second; one thousandth of a picosecond Hyper time unit, unit of time a unit for measuring time periods |
| 随便看 |
英语词典包含147318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。