Deep-sea fish and whales have little or no light by day or by night.

深海鱼类和鲸鱼在白天或晚上都几乎不会接触光线。

youdao

Deep-sea fish and whales have little or no light by day or by night.

深海鱼类和鲸鱼在白天或晚上都几乎不会接触光线。

youdao