英语短语词组词汇be in use的音标、释义、翻译、用法及例句-英语短语词组词典-老街网

短语	be in use
释义	be in use a machine, place etc that is in use is being used〔机器、场所等〕在使用中:•Electric vehicles built in 1920 were still in use in the 1950s.1920 年制造的电车在 50 年代仍在使用。
随便看	RMV R.N. Rn r.n RNA RNAase rnaases RNA-coding triplet RNA polymerase RNA Polymerases RNA replicase RNAS RNases RNA splicing RNA Splicings RNA synthetase RNA virus RNA viruses R.N.C. RNC r.n.c rnc rnd rnd. rng.

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