英语词汇rocketry的意思翻译、读音、音标、释义-英汉词典-范文网

单词	rocketry
释义	rock·et·ryBrE /ˈrɒkɪtri/ NAmE /ˈrɑːkɪtri/ noun [U ]the area of science which deals with rockets and with sending rockets into space ; the use of rockets 火箭学；火箭技术
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