Privateer: Privately owned vessel a state at war to attack enemy ships, usually merchant vessels.

武装民船： 为交战国征用以攻击敌方船只（常是商船）的私有武装船只。

youdao

Ravna and the pack animals for which the planet is named have survived a war, and Ravna has saved more than one hundred children who were in cold-sleep aboard the vessel that brought them.

拉芙娜和以其名来命名这个星球的生物在一场战争中幸存，拉芙娜还将一百多个处于冷冻中的孩子从载他们来的飞船中解救了出来。

youdao

The increasingly serious photoelectric threat, especially the threat from the photoelectric guided weapon brings forward the severe challenge to the survival of naval vessel in the high-tech war.

在高科技战争中，日益严重的光电威胁尤其是光电制导武器的威胁对舰船的生存提出了严峻的挑战。

youdao

North Korea denies responsibility. These war games are a direct response to the sinking of the South Korean vessel.

VOA: standard.2010.07.26

The ship was refitted at Chatham Dockyard and served out the war as a training vessel.

BBC: WWII landings ship to be restored

In the first, a North Korean submarine engaged in an act of war when it covertly torpedoed a South Korean naval vessel on March 21, resulting in the latter's sinking with the loss of 46 lives.

CENTERFORSECURITYPOLICY: No worse friend, no better enemy

He said there was speculation that the vessel could be a mini or midget submarine from the war.

BBC: Experts to examine River Foyle, Derry, wreck