不卷入

I didn't know what I was letting myself in for.

我不知道自己会卷入什么样的麻烦。

Other big European allies are deployed in the quietish north of Afghanistan, and reluctant to become involved in the fight in the south.

它较大的欧洲盟军都部署在较为平静的阿富汗北部地，它们也不愿意卷入到南部的战斗。