under water

在水下面

例句与用法：

A tract of marshland, usually under water and covered in places with tall grass.

沼泽地沼泽地带，常被水漫过并被较高的草所覆盖

A device, such as a grappling hook, that is used for dragging under water.

打捞器具用于在水下搜寻、打捞或疏浚的设备，如钩锚

Several fields are under water after the heavy rain.

大雨过後有几片耕地被淹。

Under water, famine; under snow, bread.

[谚]洪水造饥馑，瑞雪兆丰年。