Pneumatic speaker
[电] 压气扬声器
🧩 词语组成解析
speaker
['spikɚ]
n. 说话者;演讲者，发言人;讲某种语言的人;扬声器;
🗣️ 情景例句
and used to play drums with the jazz band on weekends.
周末还经常在爵士乐队中打鼓。
Don't make it any worse than you can help.
尽量不要把事情弄得更糟。
I'll go and look after the man, she said.
“我去照料那个人”，她说。