customspass

例句：

1. 1. We need to obtain a customs pass before we can enter the country.
   我们需要获得一个海关通行证才能进入该国。
2. 2. The traveler needs to present his passport and visa for the customs clearance.
   旅客需要出示护照和签证以完成海关清关手续。
3. 3. The company issued an entry permit for the foreign investor's visit to the factory.
   公司为外国投资者访问工厂颁发了入境许可。