1. differ from 不同于……
It's expected to vastly differ from the House GOP plan.
预计将会与众议院共和党的方案存在很大分歧rFaDvxVT=QjwwDaFZIcp。

2. engage in 参与
The students were never required to engage in any donations.
他们从未要求学生参与任何捐赠活动||,dH2h13M;s;M。

3. back down 退缩
He says neither side feels it can back down but neither side wants war either.
他说，任何一方都觉得不能退缩，但是任何一方都不希望发生战争*pXQe,[.G;92L(6。

4. take a adj. approach to sth. 对……采取……的态度
He thinks that the United States needs to take an approach to foreign policy that will enable America to "remain a positive force in the world".
他认为，美国应当采取能使自己"继续充当世界舞台上的一支积极力量"的外交政策方针muGj~3DA)u#vYZU_Qr.;。