mailcart

例句：

1. 1.The mail cart was parked in front of the post office.
   邮车停在邮局前面。
2. 2. The mail van arrived at the station on time.
   邮车准时到达车站。
3. 3. The mail van was loaded with packages for delivery.
   邮车装满了待交付的包裹。