英语词汇has been putting through its paces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	has been putting through its paces
释义	have been through— 历尽 has-been — 过气
随便看	zero deviation zero difference zero-differential zero differential pressure zero displacement zero display zero distance zero d mentality zero-down zero down payment zero draft zero drift zero duties zero effect zero effluent zero element zero emission zero emission building zero-emission electric drive zero emission mobility zero emission power generation zero emissions vehicle zero emission technology zero energy zero-energy housing

英汉双解词典包含2273206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。

have been through—