英语词汇“proficiency in”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	proficiency in
释义	proficiency in [网络] 熟练；精通；熟练精通
随便看	bar relay barrel-back barrel-bag barrel-bags barrel band barrel bar barrel (bbl) barrel bearing barrel blank barrel boiler barrel boiler of locomotive barrel bolt barrel bomb barrel bombs barrel-bombs barrel bow barrel breast barrel bridge pillar barrel bridge screw barrel bridge support barrel bridge tapped foot barrel buffer piston rod assembly barrel bulk barrel-bulk barrel bulk, barrel-bulk 圄圆圈圉圊圌圔圚圛圜旅客機旅宿旅寝旅心旅情旅愁旅所旅支度旅日記旅枕