除此之外，水门还能起到泻洪、排水和限制行人的作用。

In addition, water can also play a watery flood gate, drainage and limit the role of pedestrians.

youdao

除此之外，水门还能起到泻洪、排水和限制行人的作用。

In addition, water can also play a watery flood gate, drainage and limit the role of pedestrians.

youdao