洪流的英文：
cataract

The tide of revolution is surging ahead.
革命的洪流奔腾向前。

A torrent of water swept down the valley.
一股洪流冲下山谷。

Be submerged in the mighty torrent of history
为历史洪流所淹没

The historical tide is surging forward with great momentum
历史洪流气势磅礴,奔腾向前。

The trickle became a stream; the stream has now become a torrent.
涓涓细流汇成小溪，小溪现在已成了滔滔洪流。

Only when one plunges into the powerful current of the times will one’s life shine brilliantly. —— Abraham Lincoln
一个人只有投身于伟大的时代洪流中，他的生命才会闪耀出光彩。——林肯

it softened spirits, it calmed, appeased, enlightened;it caused the waves of civilization to flow over the earth
它涤荡了人们的习气，它起了安定、镇静、开化的作用，它曾使文化的洪流广被世界。

She looked around, behind her. There she saw a wall of water that was quickly advancing towards her.
她转身向身后看，发现一堵墙似的洪流朝她奔涌过来。

Splays are commonly formed by currents from crevasses in levees
嗽叭形堆积通常由堤防决口的洪流所形成。

How to judge the cataract that is congenital cataract or posteriority?
如何判断是先天性白内障还是后天性的白内障？

The good news from the battlefields is becoming a cataract
战场上传来的好消息正在变成一道奔流。

The Huangguoshu Cataract is one of the largest waterfalls in China.
黄果树瀑布是中国最大的瀑布之一。

In a recess in the rocky cliffs behind the cataract is a cave.
大瀑布后面岩壁上，凹处有一洞。

The two leading causes of blindness in the United States are cataracts and glaucoma.
在美国，造成失明的两个最主要的病因是白内障和青光眼。