No, you don't, you've never been married. Fuck the vows, it's the years you can't undo.
——Last Night
不，你没有，你没结过婚。让誓言去死吧，过去的这些年再也不能重来过了。
——《一夜迷情》
一、关于undo，你应该知道的用法有
v.
1.解开，松开 [T]
Can you undo this knot?
你能解开这个结吗？
2.取消，废除，撤销 [I,T]
She knew it would be difficult to undo the damage that had been done.
她知道很难消除已经造成的损害。
3.毁灭；破坏；扰乱 [T]
If he won, he would undo everything I have fought for.
要是他赢了，他会毁掉我为之奋斗的一切。
二、最后，做个填词游戏吧
It's not too late to try and _____ some of the damage.
想办法补救部份损失还为时不晚。