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
She's winning!
她赢了！
That cat judged the distance before he leapt across the ditch.
猫在越过沟渠以前便判断好其距离了。
It kept repeating the steps over and over.
蜜蜂一而再，再而三地重复它的"舞步。