They played in shifts, subbing in and out.

他们轮流上场，替补上场和替补出场。

I'm Vanessa Yurkevich subbing in for Coy Wire today.

我是 Vanessa Yurkevich，今天代替 Coy Wire主持这个节目。

Grey...we're working with a temp attending today. Dr. Kent...he's subbing in from Mercy West.

Grey...我们今天是临时来上班的。Kent 医生是来代替 Mercy West 的。

Yeah, he applied for a job subbing in the district.

没错 他还申请在区里做替工。

Like you, subbing in for Scottie?

你不也是代替斯科特了吗？

You can see in this little snippet who is subbing in for the boy, right, so it is behaving like a pronoun, but a relative pronoun, and so we've got this thing here, who lived.

你可以在这个小片段中看到谁代替了那个男孩，对，所以它表现得像一个代词，而是一个关系代词，所以我们在这里得到了这个东西，谁住过。