noun ダウンロード 🔗共有 口器 (usually in plural) An appendage-like structure on the outside of an insect's or other arthropod's mouth, serving to manipulate and masticate food. Examples : "The fans, or brushes, create currents in the water that direct food toward the larvae’s mouthparts and help stuff the food into their deeply concealed mouths." 扇やブラシは、水流を作り、幼虫の口器に食べ物を誘導し、食べ物を奥深くに隠された口に詰め込むのに役立ちます。 organism anatomy biology animal insect body part science function AIとチャット語彙ゲーム読解練習