be trapped in

基本解释

Nine other people were believed to be trapped in the rubble.
可能还有九名其他人被困在瓦砾下。
They say that if the captives aren't already dead, they might be trapped in hidden underground bunkers.
他们称，如果俘虏还活着，他们可能被困在地下的掩体中。
You’ll be trapped in the ego’s rat race forever, and no matter what you do, you’ll never find the Holy Grail that you’re seeking.
你将会陷入自我的无意义追逐中，并且不管你做什么，你也永远找不到你所追求的圣杯。

That goes back to that idea of sort of discipline coding. It's easy to have assumptions about what you think are going to come into the program when you writ it. If you really know what they are use them as search, but if you think there's going to be some flexibility, you want to prevent the user getting trapped in a bad spot, and exceptions as a consequence are a good thing to use.
这又回到了规范编码的想法上来了,在你写代码的时候考虑,什么会进入你的代码的思考是简单的,如果你真的知道,他们是用他们来做搜索的,而你希望有一定的灵活性，你想要阻止用户,陷入一个艰难的境地,那么异常是非常实用的。
麻省理工公开课 - 计算机科学及编程导论课程节选

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