Catacoustics
n. 回音学
🔁 扩展释义
【医】 回声学
🗣️ 情景例句
Did you see what she was wearing?
你看到她穿的是什么？
It's no big deal.
这没什么大不了的。
On the first lap, Class 3 were in front.
在跑第一圈时，3班在前边。