英语词汇when and only if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	when and only if
释义	if and only if — 当且仅当若且唯若 See also: if only — 只要 • 庶几 • 嘦 only if conj— 只有 adv only when — 除非
随便看	newly revitalized newly revived newly rich newly saved newly-scanned newly selected newly set up newly signed agreement newly signed contracts newly sold newly started newly starting newly structured newly submitted newly subscribed newly suggested newly supplied newly synthesized newly taken over newly titled newly transcribed newly transformed newly translated newly treated newly understood

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。

if and only if —