on top of
01
除了, 在...之上
denoting the inclusion of something extra alongside existing tasks, responsibilities, or obligations
Collocation
例子
On top of her full-time job, she is also pursuing a master's degree.
除了她的全职工作，她还在攻读硕士学位。
She had to work late hours on top of her regular shifts.
她不得不在正常轮班之外工作到很晚。
02
在...上面, 在...之上
positioned on the upper surface of something
例子
The keys were on top of the desk.
钥匙在桌子上。
The book was on top of the shelf.
书在书架上。
03
掌控, 在...之上
in a position of control, authority, or mastery
例子
The CEO is on top of the company's operations.
首席执行官负责公司的运营。
She 's on top of her work, managing the team efficiently.
她掌握自己的工作，高效地管理团队。
