Anechoic enclosure
[电] 原用以表示声频低反射围场
🧩 词语组成解析
a. 无回声的, 无反响的
🗣️ 情景例句
Pardon me.
劳驾。
The world is a ladder for some to go up and others to go down.
世界好似一把梯，有人上去有人下。
What day was it yesterday?
昨天是星期几？