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
The firm isn't making out as well as was hoped.
公司并不像原来期望的那样进展顺利。
Keep your body clean!
身体要常保持清洁。
You're impossible.
你真不可救药。