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-现代词典

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	twinborn twin-carburettor twin city twin-cylinder twine twin-engined twiner twinflower twinge twinight twining twiningly twinjet twink twink twinkie twinkle twinkler twinkling twinkly twink out twin-lens reflex twinned twinning twin paradox

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