n.(一)打；十二个
adj.一打的；十二个的
How much are those apples a dozen? 那些苹果一打多少钱？
He gave me a dozen of roses for my birthday. 他在我生日那天送我了一打玫瑰。
I had bred a dozen of chickens. 我饲养了12只小鸡。
There were about a dozen of them. 大约有十二人。
The turkey is large enough to feed a dozen. 那只火鸡大得足够十二个人吃
用作形容词 (adj.)My mother bought a dozen eggs. 我妈妈买了一打鸡蛋。
The group leader supervises a dozen workers. 组长管十二个工人。
dozen可用作量词, a dozen of修饰名词时of可省略,但dozens of中的of不能省去。
adj.半打的；六个的
n.几十；许多
