Sonic boom
[电] 声爆
📖 牛津释义
sonic boom
noise made when an aircraft exceeds the speed of sound 声震, 音爆（飞行器超过声速时发出的声音）.
🧩 词语组成解析
sonic
[['sɔnik]]
a. 音波的, 音速的, 声音的\\n[电] 音波
boom
[bʊm]
vi. 发出隆隆声;快速发展;暴涨;
vt. 以低沉而有回响的声音发出;使繁荣;使迅速发展;
n. 隆隆声;繁荣;激增;
🗣️ 情景例句
The book is above me.
这本书我读不懂。
Last year, he applied to Harvard University for a scholarship and succeeded in passing a difficult examination.
去年，他向哈佛大学申请奖学金并通过了一个很难的考试。
Are they under the chair?
他们在椅子下面吗？