Suddenly it clicked —we'd been talking about different people.

我们突然领悟到原来我们谈论的不是同一个人。

《牛津词典》

Suddenly it dawned on me that they couldn't possibly have met before.

我突然明白他们以前不可能见过面。

《牛津词典》

Suddenly it began to rain.

突然下起雨来。

youdao

and then Suddenly it came.

VOA: special.2010.01.09

A lot of people watch the price of their share everyday-- some people get neurotic about it-- and then suddenly it drops by $2 a share and they say, oh my God I'm worried.

很多人每天都会查看自己所持股股价,有些人因此神经过敏,突然间股价降低了2美元,他们会说,天啊,怎么办啊

耶鲁公开课 - 金融市场课程节选

Suddenly, looking through the optic glass, one could see valleys, it seemed to have rivers, and there were mountains.

突然，通过厚厚的玻璃，我们可以看见，月亮上似乎有河流，高山。

耶鲁公开课 - 弥尔顿课程节选

Suddenly it got more crowded around us and I noticed a man was following us.

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Suddenly it became clear why Amazon has invested so much into building digital services.

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Suddenly it seemed a mystery to me that I had ever wanted to be with them.

NEWYORKER: The Region of Unlikeness