It also helps him pass his first bowel movement, which is called meconium.

它还有助于他通过他的首肠运动，这是所谓的胎便。

youdao

Poor personal hygiene (such as wiping from back to front after a bowel movement) may also cause this problem.

不注意个人卫生(例如大便时从后往前擦拭)也能引起这类问题。

youdao

Poor personal hygiene (such as wiping from back to front after a bowel movement) may also cause this problem.

不注意个人卫生(例如大便时从后往前擦拭)也能引起这类问题。

youdao