Yes, absolutely. My previous explanation was in direct relation to this, emotional control is the definition of keeping a cool head.

是的，当然。我之前的解释与此直接相关，情绪控制是保持冷静的定义。

I’m very calm, and I can keep a cool head in very stressful situations.

我很平静，在压力很大的情况下我可以保持头脑清醒。

But he pulled himself together again: This was crucial, he must be like Dumbledore, keep a cool head, make sure there were backups, others to carry on.

现实很残酷，他得像邓 布利多那样，保持头脑冷静，确保无论怎样都有后援人员接着干下去。

I really hate to lose my possessions, although I believe that, you know, keeping a cool head will give me a better chance to find them instead of being stressed.

我真的很讨厌丢东西，尽管我相信，你知道，保持冷静的头脑会让我有更好的机会找到它们，而不是过分紧张。