bellows

Music bellows from his insides.

来自他的肚子的音乐风箱。

Yawning helps keep the brain cool, and the sinuses play a role in that process by acting as bellows, a new report suggests.

一份新的报道显示，哈欠能够帮助大脑保持凉爽，鼻窦在这个过程中所起的作用就像是风箱。

Or every bellows burst, be happy Still.

每一只风箱爆炸，她也能开颜。