noun ダウンロード 🔗共有 マスト A time during which male elephants exhibit increased levels of sexual activity and aggressiveness and often secrete leaking temporin from the sides of their heads. Examples : "During the musth, the older male elephant in the sanctuary became very restless and aggressive. " マストの間、保護区の年老いた雄象は非常に落ち着きがなく、攻撃的になった。 animal physiology biology AIとチャット語彙ゲーム読解練習