Definition
At work, the person you report to is the one who has authority over you, assigns tasks, and oversees your completion of them.
向…報告；是…的上級
In this company, I report to the manager about my work progress.
在這間公司，我向經理報告我的工作進度。
Every Monday, I report to my supervisor about my business conditions.
每週一，我向我的主管報告我的業務狀況。
Her job is to report the updates of the project to the board.
她的工作是向董事會報告專案的更新。