1·The flood waters slowly retreated.
洪水慢慢地消退。
—— 《牛津词典》
2·The flood waters gradually subsided.
洪水缓缓回落。
—— 《牛津词典》
3·The flood was too deep to drive through.
洪水太深，汽车开不过去。
—— 《牛津词典》
4·The flood of cars has now slowed to a trickle.
洪水般的车流现已减缓为慢慢移动了。
—— 《柯林斯英汉双解大词典》
5·Local officials say the flood waters have subsided.
当地官员们说洪水已经退了。
—— 《柯林斯英汉双解大词典》
6·Last summer, when Chinese people fought the flood in the South, Beidou helped measure the rise and fall of the flood water.
去年夏天，当中国人民在南方抗洪时，北斗帮助测量了洪水的涨落。
7·The dam secured the city from the flood.
这座大坝保护了该城免受洪水的袭击。
8·Their entire house was destroyed by the flood.
他们的整座房子都被洪水冲毁了。
9·They were boxed up in a small shed during the flood.
洪水期间他们被困在一间小棚里。
10·The flood cut the townspeople off from the rest of the world.
洪水割断了该镇居民与外界的联系。
—— 《新英汉大辞典》