against的用法问题.

问题描述:

against的用法问题.
The collapse of the big newly-built bridge led to a criminal prosecution against an engineer and two local government officials.
这个句子里面的against 是什么用法?

这个句子里面的against 是:针对;
1.they fought against the legislation 反对
2.You'll need insurance against 针对 fire,flood and breakage.