英语词汇“上下”的读音、翻译、释义、用法及例句-心情故事网

词汇	上下
释义	上下 fluctuate fluctuation high and low up and down 【机】 fluctuate 相关词组: 不相上下不相上下的上上下下上上下下的上下地上下文
随便看	metalliod metallique timbre metallised plastic metallization flush printed board flush production flush receptacle flush right flush slag flush-tank sign flush-type flush type circuit flush water pump flush weld flush welding fluspirilene fluster flutamide flute fluted fluted drill fluted link fluted nut fluted reamer fluted rimer

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