I know. But I'm not knowingly putting someone through what we've been through.

我知道，但我绝不会故意害别人重蹈我们的覆辙。

" To put someone through" something means to make someone do something difficult or something that might require effort or even pain.

“To put someone through” 意思是让某人做一些困难的事情， 或者做一些可能需要努力甚至痛苦的事情。