英语词汇“r and d”的读音、翻译、释义、用法及例句-范文网

词汇	r and d
释义	r and dR and D,R & D＝research and development 研究与发展。r: 短语和例子 r ＝ 1.refrigerator. 2. ...and: 短语和例子 dance and delight ＝ de ...d: 短语和例子 CD ＝ 400. DC ＝ 600.
随便看	drawing drawing block drawing board drawing card drawing compasses drawing knife drawing machine drawing mill drawing paper drawing pen drawing pin drawing pump drawing room drawing table drawing-room drawknife drawl drawn drawn butter drawn game drawn steel drawn work dray dray horse drayage

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