O/O

not-comparable

(nautical) ore/oil ; designating that a ship can carry both ore and oil

Japanese Meaning

船舶が鉱石と原油の両方を輸送できることを示す（鉱石・原油両用船舶を意味する表現）

The deckhands secured the O/O shipment before the squall arrived.

甲板員たちは、突風が来る前に鉱石の積み荷を固定した。

Sense（1）

(nautical) ore/oil ; designating that a ship can carry both ore and oil