boom out英 [buːm aʊt]美 [buːm aʊt](人)用低沉洪亮的声音说; (大炮或大鼓)发隆隆声柯林斯词典→ see:boom 6;boom 5英英释义verbmake a deep hollow soundHer voice booms out the words of the songSynonym:boom双语例句