badly or severely

Badly cooked shellfish can make you seriously ill. 烹调不当的贝类会让你严重不适。

He wasn't seriously injured - he just got a few cuts and bruises. 他伤得不重——只是有些划伤和淤伤。

in a serious way, not joking

Seriously now, did he really say that or are you just being silly? 现在说正经的，他真的这么说，还是你在瞎编？

You're not seriously thinking of leaving, are you? 你不是真的要离开吧，啊？

to consider a person, subject, or situation to be important or dangerous and worth your attention or respect

The police have to take any terrorist threat seriously. 警方必须认真对待任何恐怖分子的威胁。

You don't take anything seriously, do you? It's all one big joke to you. 你拿什么事都不当真，是吗？对你来说，什么都是儿戏。

She's sick of being seen as a sex symbol and wants to be taken seriously as an actress. 她讨厌被人当成性感偶像，想让人认真地把她当成女演员。

These young actors take themselves so seriously! 这些年轻演员太把自己当回事了！

Why did it take so long for governments across the world to take climate change seriously?

very

They do some seriously good desserts there. 他们那儿做的甜点很棒。

That boy is seriously stupid. 那个男孩愚蠢极了。