1·I bought a dozen eggs and every one of them was bad.
我买了一打鸡蛋，个个都是坏的。
—— 《牛津词典》
2·He had two dozen oysters and enjoyed every one of them.
他吃了两打牡蛎，每一个都吃得津津有味。
—— 《柯林斯英汉双解大词典》
3·The photographers had already shot a dozen rolls of film.
摄影师们已经拍完了一打胶卷。
—— 《柯林斯英汉双解大词典》
4·Traffic from Jordan to Iraq is down to a dozen loaded trucks a day, compared with a high of 200 a day.
从约旦到伊拉克的车辆少的时候1天有一打满载的卡车，高峰时一天则有200辆之多。
—— 《柯林斯英汉双解大词典》
5·About a dozen so far.
到目前为止大约有一打。
1·Every new answer breeds a dozen new questions, what I know, compared with what I do not know, is like a grain of sand by the sea.
每解决一个问题就会产生一打新的问题，我所懂的与我所不懂的相比，只不过是茫茫大海边的一粒沙而已。
2·Wholesale supply stock hair clip stock accessories. Dozen of 12.
批发供应库存发夹库存饰品。一打12个。