port check

例句：

1. 1.Before the port check, all passengers must declare their belongings.
   在港口检查之前，所有乘客必须申报他们的行李。
2. 2. The port check is a crucial step in ensuring the safety of cargo.
   港口检查是确保货物安全的关键步骤。
3. 3.During the port check, customs officials inspected the shipment for any suspicious items.
   海关官员在港口检查时对这批货物进行了审查，以查找任何可疑物品。