1. I need half a dozen eggs for this cake.
我做这个蛋糕需要六个鸡蛋。
2. He bought half a dozen donuts.
他买了六个甜甜圈。
3. There were half a dozen people in the room.
房间里有六个人。

A: How many donuts did you buy?
A：你买了多少个甜甜圈？

B: I bought half a dozen.
B：我买了六个。

1) 六个

2) 半打

1. 六个

e.g.
She bought half a dozen roses.
她买了六朵玫瑰花。

phrase

1. six of something