英语词汇“do a service”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	do a service
释义	do a service freq. 4 dict. 2 (为…)效劳[帮忙],作出贡献;效劳,贡献
随便看	simplex / duplex modems simplex duplex pump simplex-duplex pump simplexduplex pump simplex/duplex switching simplex/duplex terminal simplexed circuit simplexes simplex evolutionary method simplex fabric simplex filter simplex flyer frame simplex fly frame simplex frog-leg winding Simplex,Glaucoma simplex group of chromosome simplex group of chromosomes simplex herpes of mouth simplex icterus simplex idea simplexin simplex injector simplex-insufficient simplex insufficient simplex intermediate fly frame

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