土どのう

noun

sandbag

A bag filled with sand or earth, used for flood control, fortifications, or as a weight.

• 洪こう水ずいに備そなえて土どのうを積つんだ。

  We stacked sandbags in preparation for the flood.

• 土どのうは水すい害がい対たい策さくに欠かかせない。

  Sandbags are essential for flood control measures.