機き械かい水すい雷らいきかいすいらいじ字FuriganaAudioMeanings1nounsea mine; mechanical minerare termmilitary›Rare military term for a sea mine; the more common word is 機雷 (きらい).See also: 機雷旧きゅう日本にほん海かい軍ぐんでは機き械かい水すい雷らいという用よう語ごが使つかわれていた。Break this sentence down in the analyzerThe term 機械水雷 was used in the former Imperial Japanese Navy.