of

US /əv/
UK /əv/
"of" picture
1.

expressing the relationship between a part and a whole

:

A piece of cake.

一块蛋糕。

The top of the mountain.

山顶。
2.

的, 关于

expressing the relationship between a verb and its object

:

He is afraid of heights.

他恐高。

She approved of the plan.

她批准了这项计划。
3.

indicating origin or source

:

He is a man of great courage.

他是一个很有勇气的人。

The city of London.

伦敦市。