Noisemeter
[医] 噪音计
🗣️ 情景例句
Philip, why don't you go
Philip 你何不去
His name is John Smith.
他叫约翰、史密斯。
The eraser goes from one student to another first one way, then another.
橡皮擦从一个学生传给另一个学生－先从这个方向传过去，然后返回来。