dam face

例句：

1. 1. The engineers are working on the construction of anew dam.
   工程师们正在建设一座新的水坝。
2. 2. The dam is a marvelof modern engineering.
   这座大坝是现代工程的杰作。
3. 3. The flood control dam isdesigned to hold back the river water duringheavy rainfall.
   防洪大坝设计用来在大雨时阻挡河水。