abdicator

例句：

1. 1. The president abdicated the presidency due to health reasons.
   由于健康原因，总统辞去了总统职务。
2. 2. The country's prime minister resigned after the corruption scandal broke.
   该国首相在腐败丑闻曝光后辞职。
3. 3.The leader of the opposition party abdicated in favor of a new candidate.
   反对党领袖因支持新候选人而辞职。