sediment storage dam with hole

例句：

1. 1. The engineer designed a sediment storagedam to store the floodwater.
   工程师设计了一个沉积物储存坝来储存洪水。
2. 2.The construction of this dam is crucialfor the protection of the nearby river.
   这座大坝的建设对于保护附近的河流至关重要。
3. 3.The reservoir is filled with sediment from thesurrounding areas, providing water for irrigation and drinking.
   这个水库被周围的沉积物填充，为灌溉和饮用水提供了水源。