dozens
If you have a dozen things, you have twelve of them.
You will be able to take ten dozen bottles free of duty through customs.
你可以携带120瓶免税通过海关。
You can refer to a group of approximately twelve things or people as a dozen. You can refer to a group of approximately six things or people as half a dozen.
In half a dozen words, he had explained the bond that linked them.
他用五六个字解释了将他们联系在一起的那种关系。
You can also use dozens as a pronoun meaning lots.
Just as revealing are Mr Johnson's portraits, of which there are dozens.
约翰逊先生的肖像画也同样给人启示,这样的画还有许多。
If you refer to dozens of things or people, you are emphasizing that there are very many of them.
a storm which destroyed dozens of homes and buildings.
一场毁坏了许多房屋和建筑物的暴风雨。