interest group

interest-group的词性：
n.（名词）

1. A group of persons working on behalf of or strongly supporting a particular cause, such as an item of legislation, an industry, or a special segment of society.
利益集团：为某项特殊事业，如某法条条文，某种产业或某一特定社会部门工作的或强烈地支持它的一群人

interest-group的音标和读音：