and if you've never been, don't do this, it's largely because there are these very sensitive moving parts and there are relatively few moving parts left in today's computers.

如果你没做过，不要做这些事情，主要是因为电脑里面有一些很敏感,且高速运转的部件,以及相对不运转的部件。

哈佛公开课 - 计算机科学课程节选

But it is a good resource to go to, for like just finding out what something is if you've never been there.

但（网站评级）是个很好的信息来源，就好像你从来没有去过那里，但你却找出了关于它的信息。

在哥伦布环岛 - SpeakingMax英语口语达人

By soul food, you know it's...I think, I've actually never been there to eat there.

黑人传统食品，它……我想，我其实从没去那儿吃过。

哈莱姆很独特 - SpeakingMax英语口语达人