公こう船せん

noun

public vessel; government ship

Refers to a ship owned or operated by a national or local government, used for public purposes such as patrol, research, or administration. Contrasts with private or commercial vessels.

• 公こう船せんは領りょう海かい内ないで漁ぎょ業ぎょう取とり締しまりを行おこなっている。

  The public vessel is conducting fisheries enforcement within territorial waters.