1. warn sb. against doing sth. 警告某人不要做某事
The police have warned tourists against leaving the main tourist centres.
警察警告游客不要离开主要的几个游客中心O9WOMD]=HHQv3c)@9|0。

2. as a pretext for 作为……的借口
"But we are against any other countries using Internet freedom as a pretext for interfering in others' internal affairs, " he said.
他说，“但是我们反对任何国家利用互联网自由作为借口干涉别国内部事务的做法xR)FKmEDrft|o6L[。”

3. take over as 接任
He took over as the national team coach midway through 2006.
2006年中，他接手了国家队主教练一职D&72DB4Qr^Yn-uVM。

4. in defense of 为捍卫
At some point, corporations are willing to stand up in defense of those corporate values.
某些情况下，公司愿意站出来捍卫这些准则gcGVQ*[.%f6w。