noun 下载 🔗分享 蝇蛆, 寄生蝇。 One of several dipterous insects of the family Oestridae, the larvae of which are parasites on many animals, including humans. Examples : "Farmers worry about botflies because their larvae can infest livestock, causing painful sores and affecting the animals' health. " 农民担心蝇蛆病,因为它们的幼虫会寄生在牲畜身上,导致疼痛的溃疡并影响动物的健康。 insect animal biology medicine disease organism human 与AI对话词汇游戏阅读练习