Passengers may not carry a firearm in their checked luggage without prior airline approval.

未經航空公司事先核准，旅客不得在託運行李中攜帶槍枝。

The security company is hiring guards who hold a valid firearm license.

這家保全公司正在招募持有有效槍枝執照的警衛。

Our insurance policy does not cover losses involving firearms stored at the warehouse.

我們的保單不理賠與存放在倉庫中的槍枝相關的損失。