英语词组on duty是什么意思，短语翻译、用法及例句-英语词组固定搭配大全

词组	on duty
释义	on dutyadj. phr.Doing one's job; supervising. 在上班；在值班。◆ Two soldiers are on duty guarding the gates.两名士兵正值班守卫着大门。
随便看	rolling stone gathers no moss roll out the red carpet roll up one's sleeves Roman collar Rome wasn't built in a day room and board room clerk room clerk or desk clerk room in room service room with root and branch root-bound root for root of all evil rope in rope into rope off rose-colored glasses rotten egg rotten to the corn rough-and-ready rough-and-tumble roughhouse roughhouse

英语词组固定搭配大全包含9718条英汉双解词组，基本涵盖了全部常用英文词组、短语的翻译及用法，是英语学习的有利工具。