factory ship

(nautical) a vessel, usually part of a fleet, which processes catches of fish or whales while at sea

Japanese Meaning

漁獲した魚や鯨を海上で加工する船、通常は艦隊の一部として運用される船

The factory ship processed tons of fish while its smaller support vessels transferred the catch onto its deck.

その工場船は小型の支援船が漁獲を甲板に移す間、何トンもの魚を処理した。

Sense（1）

(nautical) a vessel, usually part of a fleet, which processes catches of fish or whales while at sea

factory ships

（ plural ）