noun ダウンロード 🔗共有 層雲 A principal, low-level cloud type in the form of a gray layer with a rather uniform base, usually not associated with precipitation, and capable of producing corona phenomena and a weak, uniform luminance; abbreviated St. Examples : "The gray stratus clouds hung low in the sky this morning, making it feel like the day would be gloomy. " 今朝は灰色の層雲が空に低く垂れ込め、どんよりとした一日になりそうだった。 weather nature AIとチャット語彙ゲーム読解練習