Speaker efficiency
[电] 扬声器效率
🧩 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
Yes, I think I can in ordinary circumstances.
是的，一般情况下，我没有问题。
Pleased to meet you.
认识你很高兴。
The students walked through the gates with Uncle Wang.
学生们跟随王大叔走进大门。