organism

The extreme heat of the desert makes it a difficult environment for most living organisms to survive.

(Chinese) 沙漠的极端高温使其成为了大多数生物有机体难以生存的环境。

A single-celled organism like an amoeba can perform all basic life functions within one cell.

(Chinese) 像变形虫这样的单细胞有机体可以在一个细胞内完成所有基本生命功能。