fill one's shoes

例句：

1. 1. After his father passed away, he filled his shoes to become a responsible adult.
   他的父亲去世后，他填补了空缺，成为了一个负责任的成年人。
2. 2.The new manager was expected to fill the shoes of the departing manager.
   新任经理预计将接替即将离职的经理的位置。
3. 3. She stepped in as the assistant secretary when her boss was on maternity leave.
   当她的老板休产假时，她临时担任了助理秘书一职。