59
把屁憋回去之后，它去哪里了？史上最臭科普来了
source link: https://tech.sina.com.cn/d/v/2019-05-10/doc-ihvhiqax7863804.shtml
Go to the source link to view the article. You can view the picture content, updated content and better typesetting reading experience. If the link is broken, please click the button below to view the snapshot at that time.
来源：科普中国要说最尴尬的事，大概莫过于在公共场合放屁了。尴尬归尴尬，但其实放屁是一种正常的生理现象，正常情况下人一天会放屁10-15次，约排出500毫升左右的气体。其中，有声的屁大概是1-2个，无声的屁要占到10个以上。你有没有想过一个问
Recommend
About Joyk
Aggregate valuable and interesting links.
Joyk means Joy of geeK