英语词汇duty period怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	duty period
释义	duty period
随便看	oil cell oil cellar oil cellar wedge oil cell dot oil cells oil centrifugal extraction oil centrifuge Oil Ceres Red oil chalk oil chalk test oil chamber Oil Change oil change period oil changer oil changes oilchannel oil channel oil channelling machine oil channel plug oil charge oil charge valve oil charging hole oil charging pipe oil check valve oil chemistry

英汉双解词典包含3607232条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。