marine

• 与海洋有关的；生活在海洋中或由海洋产生的。

Relating to the sea or ocean; found in or produced by the sea.

1. B1formal

   Of or relating to the sea, ocean, or saltwater environments.

   海洋的

   • Marine biology is the study of ocean life.
   • The marine ecosystem is threatened by pollution.
   • They conducted a marine survey along the coast.

   同义词maritimeoceanicpelagicsaltwaterseathalassic

   反义词freshwaterinlandterrestrial

2. Relating to shipping or navigationB2formal

   Connected with ships, shipping, or navigation at sea.

   航海的

   • The company specializes in marine insurance.
   • Marine traffic increased significantly this year.
   • He works in the marine transportation industry.

   同义词maritimenauticalnavalseafaring

   反义词inlandlandterrestrial

• 名词，指接受过在陆地或海上服役训练的海军军人，也指海军陆战队士兵；作形容词时表示与海洋有关的。

A noun referring to a member of a military force trained to serve on land or at sea, or an adjective relating to the sea.

1. SoldierB1formal

   A member of a military force trained to serve on land or at sea, especially the US Marine Corps or Royal Marines.

   海军陆战队员

   • He served as a marine for ten years.
   • The marines were deployed to the conflict zone.
   • A group of marines conducted a training exercise on the beach.

   同义词devil dogleatherneck

2. Ship personnelB2formalbritish

   A person who serves on a ship, especially a merchant ship.

   船员

   • The marine checked the cargo before departure.
   • Experienced marines are essential for long voyages.
   • The captain addressed the marines about the upcoming journey.

   同义词marinersailorseafarerseaman