noun ダウンロード 🔗共有 ギョウギシバ Couch grass, a species of persistent grass, Elymus repens, usually considered a weed. Examples : "The lawn was infested with couch grass, making it difficult to mow. " 芝生はギョウギシバに侵され、芝刈りが困難になった。 plant agriculture nature biology environment essential AIとチャット語彙ゲーム読解練習
