英语词汇“labour in vain”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	labour in vain
释义	labour in vain 无效劳动,徒劳
随便看	coincident operation coincident point coincident points coincident reactions coincidents coincident signal coincident signal elements coincident spectral density coincident spectrum coincident technique coincident-time curve coincident time line coincident transponder coincident venous disease coincident wave coincident with coincider coinciders coincides co-incides coincide section coincide selection coincide with coinciding co-inciding

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