"To take something seriously" 是表示做某事很严肃的常用表达。

来源：

这个短语来自英语动词 "to take" 的意思是 "采取、承担、接受"，而 "seriously" 意思是 "严肃地、认真地"。所以 "to take something seriously" 的意思就是 "采取严肃的态度对待某事"。

例句及中文翻译：

I take my job very seriously. 我对我的工作非常认真。
He takes his responsibipties as a father very seriously. 他对自己作为一个父亲的责任非常认真。
She takes her studies very seriously. 她对自己的学习非常认真。
We need to take this matter very seriously. 我们需要非常认真地对待这件事。