noun 下载 🔗分享 苞片,总苞片 A leaf or leaf-like structure from the axil out of which a stalk of a flower or an inflorescence arises. Examples : "The vibrant red bracts surrounding the poinsettia's tiny yellow flowers are often mistaken for petals. " 围绕着一品红细小黄色花的鲜艳红色苞片,常常被误认为是花瓣。 plant biology nature part structure agriculture 与AI对话词汇游戏阅读练习