思潮的英文：
train of thought
zeitgeist
surge of thoughts reflecting a time in history

参考例句：

Newspapers influence the current of thought.
报纸影响思潮。

Why did we do this? Because there was an ideological trend in favour of liberalization.
为什么做这件事？因为有一股自由化思潮。

Since the downfall of the Gang of Four an ideological trend has appeared that we call bourgeois liberalization.
中国在粉碎“四人帮”以后出现一种思潮，叫资产阶级自由化

But the great books are never out molded by the movement of thought or the shifting winds of doctrine and opinion
但名著绝不会因思潮的改变或学说与见解的风向而过时。

townsfolk, too, were the first to feel new currents of European thought
最先接触到欧洲新思潮的，也是城里的人。

revisionism, or Right opportunism, is a bourgeois trend of thought that is even more dangerous than dogmatism
修正主义，或者右倾机会主义，是一种资产阶级思潮，它比教条主义有更大的危险性。

As the lone dissenter in the group,she was going against the flow of opinion.
在这个团体里作为一名孤独的反对者，她正在逆思潮而为

Since protectionist sentiment is growing in the US, it is possible to imagine this happening once again.
由于现在美国的保护主义者思潮正在抬头，可以想象这种情况正在重演。

Our current awareness of an integral endocrine and metabolic response to injury may be traced to two streams of thought
我们目前对侮辱所引起的整个内分泌和代谢反应的了解，溯源于两种思潮。

You need not accept the nominee's ideology,only be able to locate it in the American mainstream(Charles Krauthammer)
你不需要接受被提名者的意识形态，就能将其思想置于美国的思潮主流中(查尔斯·克劳萨默)

train是什么意思：
n. 火车；行列；顺序；后果；裙裾
v. 训练，锻炼，培养；修剪；瞄准；拖曳；乘火车

the tail of a train
火车的尾部

explosive train
火药系

Is this dog trained?
这狗受过排便训练吗？

thought是什么意思：
n. 思维，思考；想法，见解；意图，打算；思想
v. [think] 的过去式及过去分词

There was distraction in the thought.
这个念头真令人心乱如麻。

Knowledge is a servant of thought, and thought is a satellite of feeling.
知识是想法的仆人，想法又是感受的随从。

The thought of the prize was the spur for the team.
夺取锦标的思想是该队的动力。

zeitgeist是什么意思：
n. 时代精神[思潮]

It's easy to see how a student.in the 1940's could imbibe such notions.The Zeitgeist encouraged Philosopher - Kings(James Atlas)
这是很容易明白的，在20世纪40年代学生如何能接受这种观念。时代思潮推动着哲学巨子们(詹姆斯·阿特拉斯)