在水中，成年人应该互相观察，寻找有麻烦的迹象。

Adults should watch each other for signs of trouble when in water.

youdao

当有麻烦的时候,当地警官会召集人员,重整并恢复秩序

The local sheriff will call out the guys and restore order when there's trouble.

youdao

问题是我们只在我们有麻烦的时候才使用它们。

The problem is that we use them only when we're in trouble.

youdao

So, I've never heard the click-click-click-click-click, and we might bring a Geiger counter in here some time later in the semester so we can check all of you out, and hopefully we won't hear any when we do that either.

但我知道如果,你听到哒哒哒的声音，就表明你有麻烦了，我从来没听到过哒哒哒的声音,也许以后我可以带一个,来课堂上检测你们每一个人，希望我们不会听到哒哒哒的声音。

麻省理工公开课 - 化学原理课程节选

If there are droughts, pests, other things that interfere with the growing of the food you've got problems.

如果发生旱灾,虫灾,或其他妨碍食物生长的灾害,你就有麻烦了

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And, in fact, it kind of looks like a function, and yet here's a semicolon I just said that can get you into trouble, and yet that's not actually a function, because there's no interesting lines of code, because it turns out the interesting code is down here at the bottom.

实际上，它有点像一个函数，并且这里有一个能够使你陷入麻烦当中的分号,那个事实上也不是一个函数，因为这里没有有用的代码，因为,有用的代码都在底端。

哈佛公开课 - 计算机科学课程节选