darkness

The hikers were trapped in total darkness when their flashlights ran out of batteries.

(Chinese) 当手电筒没电时，徒步旅行者们陷入了完全的黑暗之中。

Cats are well-known for their exceptional ability to see clearly in near-total darkness.

(Chinese) 猫因其在接近全黑的环境中也能清晰视物的杰出能力而闻名。