1) The flood waters are going down.
洪水渐退.
2) the gradual recession of flood waters
洪水的逐渐消退.
3) The flood waters gradually subsided.
洪水逐渐退去.
4) The flood gradually subsided.
洪水正逐渐退去。
5) attenuation of the flood
洪水下退
6) The floods have subsided.
洪水退了。
补充资料：河道洪水演进(见河道洪水演算法)
河道洪水演进(见河道洪水演算法)
neaao non郎hUi河道洪水演进yanJ县n 见河道洪水演算法。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条