検索結果- 日本語 - 英語
安全牌
noun
(mahjong) a tile that one can safely discard, as it cannot become an opponent's advantage / (slang, by extension) a safe choice
木密地域
noun
(disaster prevention) Short for 木造住宅密集地域 (mokuzō jūtaku misshū chiiki, “densely built wooden house area”).
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