noun ダウンロード 🔗共有 霧笛 A very loud low-pitched horn, used especially in lighthouses and on large boats. Examples : "The foghorn's mournful sound warned sailors of the rocky shoals. " 霧笛の物悲しい音は、岩礁から船乗りたちに警告を発した。 nautical sound technology vehicle communication signal environment weather machine AIとチャット語彙ゲーム読解練習