词汇释义：

接班人

successor

常用短语：

任命接班人 designate successor
选拔接班人 select successor

例句：

South Korea's main spy agency believes North Korean leader Kim Jong Il has designated his third and youngest son, Jong Un, as his successor, a lawmaker said Tuesday.

星期二，一位立法者称，朝鲜的主要情报委员会认为，朝鲜领导人金正日已经指定他的三儿子金正云为接班人。

North Korea taps 26-year-old son as successor.

朝鲜领导人指定26岁的儿子为继承人。

North Korean Leader Chooses Successor Amid Signs of More Brinkmanship.
朝鲜领导人在更加奉行边缘政策的状态中选择了接班人。

词汇知识：

Successor来源于succeed。succeed 1. 成功 2. 继承，接下去 Bush succeeded Clinton as the president of US.布什继承了美国总统克林顿的职位，所以Bush is Clinton’s successor，布什是克林顿的继承人。例如任命继承人可以说，appoint a successor。计算机术语中，successor为“后继的”意思，引申词有successor note“后继节点，子节点”，successor function“后继函数”。Successor的扩展词有successive“连续的”，succor“援手”等。