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首页英语词典reconnaissancereconnaissance考试真题

reconnaissance

英英释义同义词辨析词组搭配考试真题实用场景例句

n. [军] 侦察；勘测（等于reconnoissance）；搜索；事先考查

考试真题

since then, NASA, the National Reconnaissance Office and even Boeing have all launched and operated CubeSats.