他们宁愿拼到底，也不愿请求敌人饶命。

They would fight to the bitter end, and would not ask for quarter.

随便他们干什么坏事吧，我们一定和他们拼到底。

Let them do their worst—we'll fight them every inch of the way.

他发动了一场新的称为“拼到底的布尔人”的战争。

He started a new war known as the "bitter-enders".