on top of

US /ɑːn tɑːp ʌv/
UK /ɑːn tɑːp ʌv/
"on top of" picture
1.

除了, 在...之上

in addition to; besides

:
On top of all that, he had to work overtime.
除了所有这些,他还得加班。
She has a full-time job on top of raising three children.
她除了抚养三个孩子,还有一份全职工作。
2.

掌控, 了解

fully in control of (a situation)

:
She's always on top of her deadlines.
她总是能掌控自己的截止日期。
He needs to get on top of his finances.
他需要掌控自己的财务状况。