noun 下载 🔗分享 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." 这些扇状物，或刷毛，在水中产生水流，将食物导向幼虫的口器，帮助将食物塞进它们深深隐藏的口中。 organism anatomy biology animal insect body part science function 与AI对话词汇游戏阅读练习
