英语词汇“rocketry”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	rocketry
释义	Word Frequency rocketry (ˈrɒkɪtrɪ) noun the science and technology of the design, operation, maintenance, and launching of rockets
随便看	dangerous offender danger point danger signal radiotherapy radiothermy radiothon radiothorium radiotoxic radiotracer radio valve radio van radio wave radio window radish radium radium therapy radius radius of action radius of curvature radius of gyration radius vector radix radix point Radnor Radnorshire

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