noun ダウンロード 🔗共有 イトトンボ Any of various insects of the suborder Zygoptera that have long slender bodies, and are similar to dragonflies but having wings folded when at rest. Examples : "During our nature walk, we saw many damselflies flitting around the pond. " 自然散策中、池の周りを飛び回るイトトンボをたくさん見ました。 insect animal nature biology organism AIとチャット語彙ゲーム読解練習