An interest group.

• 利益集团

An interest group.的用法和样例：

例句

1. Interest groups are free associations.
   利益集团都是自由的社团。
2. An alliance of money and power against the environment threatens China's interests.
   金钱和权力勾结成的特殊利益集团在威胁着中国自身的利益。