英语词汇sine qua non的发音释义、词根词缀、结构分析、同源词、词频及词根记忆法-英语词根词缀词典

词汇	sine qua non
词根词缀	sine qua non 必要条件来自拉丁短语sine qua non, 必不可少，来自sine, 无，+qua, 某人，某事，某物，来自PIE→*kwo-, 疑问代词词干，词源同who, what, which, +non, 无。字面意思即没有某人或某物不行。
随便看	woodpecker woodwind woof woofer wool woozy wop word word-perfect wordsmith work workaholic workaround work basket work-life balance workmanship workshop work-shy world worm wormery wormwood worn worry worrywart

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