Half a body shorter

Explanation: This is a metaphor for lower status.

Examples

Ex.1：Don't look down up on him because he is from the countryside.

Ex.2：Handicapped as he is, Xiao Liu is not less capable than other people. He supported a family of five by his own hands.

Put on airs

Explanation: To affect the pose of a VIP, or show off one's "status".

Examples

例1：

A:

B:

Ex.1

A: I heard that MR.Zhang will be the big boss of the company.

B: Probably, look at the way he speaks these days, already put on that air.

Ex.2: Don't affect the pose of a high official in front of me, will you?

Ex.3: Please don't put on that disgusting airs in front of me!

例4：

A:

B:

Ex.4

A: I heard that Xiao Liu hired more than ten Benz limousines for his wedding.

B: Yeah, he likes to show off.