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

单词	research development
释义	research development un. 研究和开发 [网络] 研究开发；科研技术；国内外研究概况
随便看	lower cintral series lower circle lower circlip lower circumzenithal arc lower cistern lower clamp lower class lower-class lower class boundary lower classes lower class limit lowerclassman lowerclassmen lower clearance lower closure lower closure of concave-convex finction lower closure of concave-convex function lower cloud lower cloud point lower clutch lower clypeus lower coal measures lower coat lower coil lower coil support 布丁太多噎死狗布与缎同暖，菜与肉同饱。布令信而不食言。布叶俱承露，开花共待风。布圈套布帆安稳西风里，一路看山到岳阳。布帆百余幅，环环在江津。执手双泪落，何时见欢还。布帛布施不如还债，修福不如避祸。布施不如还债，修福不如避罪とうじんとうじんとうじんとうじん【党人】とうじん【唐人】とうじん【蕩尽】とうじんまげとうじんまげ【唐人髷】とうすいとうすい