你事实上犯错了，需要改正错误。

You actually made a mistake that needs correcting.

youdao

你事实上需要去读他写的没一个字。

You don't actually have to read every word written in your feed all day.

youdao

因为你事实上不是个矿工？

Because you're not a coal miner?

youdao

That is if I can write code that would solve all instances of smaller size strings, then what I just described isPalindrome will solve the larger size one.

然后我会描述如何处理大字符串,事实上这正是我所做的，我希望你能看看这边的这段代码,就是这个。

麻省理工公开课 - 计算机科学及编程导论课程节选

In fact, when you walk in, you know, and say, "Oh, I'm here to visit so and so..."

事实上，当你走进去，然后说“我是来这儿拜访某某人……”

上东区的房子 - SpeakingMax英语口语达人

You can prove that, in fact, if you were writing a contract, if there was a social planner you'd work more.

事实上你会发现,如果有书面合同,或者有个规划师的话人们会超常发挥

耶鲁公开课 - 博弈论课程节选