With so little light being scattered back out of the water , its surface appears dark.

如果只有极少量的光从水中散射回大气的话，则水面就显得很暗。

youdao

With so little light being scattered back out of the water , its surface appears dark.

如果只有极少量的光从水中散射回大气的话，则水面就显得很暗。

youdao