英语词汇“portwatcher”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	portwatcher
释义	portwatcher (extremely rare) n WORD FAMILY portwatcher n a watchman on a wharf Syn\|Hyper port watcher security guard, watcher, watchman a guard who keeps watch
随便看	gravimetry graving dock graving tool gravitas gravitate gravitation gravitational gravitational attraction gravitational collapse gravitational constant gravitational field gravitational force gravitational interaction gravitationally gravitational mass gravitational theory gravitation wave gravitative graviton gravity gravity-assist gravity bomb gravity fault gravity gradient gravity meter

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。