英语词汇optional clause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	optional clause
释义	optional clause conceptionaladj. 想象的；理论的 presentationaladj. 直觉的(上演的) operationalizevt. 使用于操作,使开始运转,实施
随便看	wipe them out wipe the slate wipe the slate clean wipe the smile wipette wipettes wipe ... up wipe up wipe up the floor with someone wipe with wipey wipfel disease Wiphala WIPI wiping wiping action wiping arm wiping arrangement wiping away wiping cloth wiping contact wiping current wiping down wiping effect wiping head

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