pack in dozen

例句：

1. 1.She packed her bags and left for the airport early.
   她打包好行李，早早地离开了机场。
2. 2.The store was packed with customers waiting to buy goods.
   商店里挤满了等待购买商品的顾客。
3. 3.They packed their belongings and headed off to the new city.
   他们收拾好东西，出发去新城市了。