1. 指导;监督
    If you supervise an activity or a person, you make sure that the activity is done correctly or that the person is doing a task or behaving correctly.

supervise的翻译

    e.g. University teachers have refused to supervise students' examinations...
           大学教师拒绝监考。
    e.g. He supervised and trained more than 400 volunteers.
           他指导和培训了 400 多名志愿者。

2. 管理;主管
    If you supervise a place where work is done, you ensure that the work there is done properly.

    e.g. He makes the wines and supervises the vineyards...
           他酿酒并管理葡萄园。
    e.g. One of his jobs was supervising the dining room.
           他的工作之一是管理餐厅。