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
I was left with nothing.
我一点儿不剩了。
You say it, but you don't mean it.
口是心非。
I appreciate your help.
我感谢你的帮助。