to be in the place of; if it were
换作是我,得请个会计才能记住所有那些数字。
If it were me, I’d have to hire an accountant to keep track of all those numbers.
要是换作从前,我早就吓坏了。
If it had been me in the past, I would’ve been terrified.
换作别人也是这样啊
Anyone else would be the same.
— 伊莲娜 (2011)