maritime commerce

• 海上贸易

maritime commerce的用法和样例：

例句

1. Freedom of navigation is crucial to maritime trade.
   自由通航对于海上贸易是至关重要的。
2. As maritime trade has undergone a considerable increase, transporting merchandise means big strong arms are needed.
   由于海上贸易也经历了相当大的增加，运输商品意味着大，需要强有力的武器。