蓄洪

yī xiàng xù hóng gōng chéng

一项蓄洪工程

a flood storage project

xù hóng qū

蓄洪区

flood storage area

xù hóng liàng dà

蓄洪量大。

The flood storage is large.

fáng hóng xù hóng

防洪蓄洪

flood control and flood storage