noun ダウンロード 🔗共有 避雷針 A metallic conductor that is attached to a high point of a building and leads to the ground and protects the building from damage by lightning. Examples : "The tall office building has a lightning conductor on its roof to protect it during thunderstorms. " その高いオフィスビルは、雷雨の際に保護するため、屋上に避雷針が設置されています。 architecture building electric technology device science physics weather AIとチャット語彙ゲーム読解練習