boom
/buːm/
n. 繁荣, 隆隆声
vi. 急速发展, 发隆隆声
vt. 使兴旺, 发隆隆声
词形变换
过去式 boomed · 过去分词 boomed · 现在分词 booming · 第三人称单数 booms · 复数 booms
英文释义
n. a deep prolonged loud noise
n. a state of economic prosperity
n. a sudden happening that brings good fortune (as a sudden opportunity to make money)
n. a pole carrying an overhead microphone projected over a film or tv set
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