Iron is an essential nutrient with crucial biological function.

铁是人体必需的微量元素，有着重要的生物学功能。

youdao

Biological clock was the primary physiological function for insect.

生物测时是昆虫的基本生理功能。

youdao

Biological clock was the primary physiological function for insect.

生物测时是昆虫的基本生理功能。

youdao