customs house broker

例句：

1. 1. He is acustoms house broker who handles importand export transactions for his clients.
   他是一名海关代理，为客户处理进出口交易。
2. 2. The customs house broker was responsible for ensuring thatall goods entering the country were properly inspected.
   海关代理负责确保所有进入该国的货物都经过适当的检查。
3. 3. Customs housebrokers play a crucial role in facilitating trade between countries.
   海关代理在促进国家间贸易方面发挥着至关重要的作用。