例句：

　　1.The police have been trying to prevent them carrying weapons.

　　翻譯：警方一直都設法阻止他們攜帶武器。

　　2.The UN needs to become more interventionist to prevent human rights abuses and suffering.

　　翻譯：聯(lián)合國應該更多地進(jìn)行干涉以阻止對人權的踐踏和苦難的發(fā)生。