潜せん水すい艦かんせんすいかんCommon wordJLPTN1Meanings1nounsubmarineStandard term for a military or research submarine.潜せん水すい艦かんが静しずかに海かい中ちゅうを進すすんでいた。The submarine was moving quietly through the sea.彼かれは潜せん水すい艦かんの艦かん長ちょうを務つと