supervisor

/ˈsupərˌvaɪzər/

one who supervises or has charge and direction of

Chinese meaning: 主管；监督人

My supervisor approved my research proposal after several revisions.

我的主管在几次修改后批准了我的研究计划。

The factory supervisor ensures that all safety protocols are followed.

工厂主管确保所有安全规程得到遵守。