not free to leave a particular place or to choose what you want do to 受限制的；无权选择的◆A salesman loves to have a captive audience (= who listen because they have no choice). 推销员喜欢不得不听的听众。◆As the only supplier of electricity in the country they have a captive market (= people have to buy from them). 作为这个国家唯一的电力供应商，他们垄断了电力市场。⨁a captive audience / customer / market 不得不听的听众／不得不光顾的客户／垄断的市场
() only being able to sell the products of a particular company 专属的，专营的（只能销售某公司的产品）◆Many insurance companies sell their policies through captive agents. 许多保险公司通过专营代理人推销其保险单。⨁a captive agent / dealer 专营代理人／经销商