Soundproofing
v. 给（房屋等）装以隔音设备, 使隔音( soundproof的现在分词 ); 消声
🗣️ 情景例句
Why don't we just check out?
那何不立即结帐离开呢？
A person must strain one's ears to hear a wild animal in the forest.
在森林里，人类必须对野兽竖起耳朵才行。
The relay race
接力赛