名词
中文翻译：Unknown
同义词：
['duplex duty', 'dual duty']
例句：
-
1. The new manager has double duty as both a salesperson and a customer service representative.
新经理的双重职责是既是销售人员又是客户服务代表。
-
2. The policeman had to double duty during the holiday weekend due to the increased security needs.
在假日周末，由于安全需求增加，警察不得不同时承担保安和巡逻的职责。
-
3. The engineer was assigned double duty on the construction site to ensure the project was completed on time.
工程师被指派在施工现场执行双重职责，以确保项目按时完成。