| 单词 | 苞片 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔bracteate〕Bearing bracts.有苞片的美国传统〔bracteolate〕Bearing bracteoles.有小苞片的美国传统〔bracteole〕A small bract.小苞片美国传统〔bract〕A leaflike or scalelike plant part, usually small, sometimes showy or brightly colored, and located just below a flower, a flower stalk, or an inflorescence.苞片，苞：植物的叶状或鳞状部分，通常较小，有时呈艳丽或颜色鲜艳，附生在花、花柄或花序的正下方美国传统〔bract〕Poinsettias are popular for their attractive red bracts.一品红因其迷人的红色苞片广受喜爱。剑桥高阶〔epicalyx〕A series of bracts subtending and resembling a calyx, as in the carnation and hibiscus.副萼：生于萼下类似于真萼的一组苞片，如石竹和木槿所有的美国传统〔glume〕One of the two chaffy basal bracts of a grass spikelet.颖片：禾草类的小穗状花的两个禾壳状的基部苞片之一美国传统〔involucre〕A series of bracts beneath or around a flower or flower cluster.花被：在一朵花或一束花下面或周围的一系列苞片美国传统〔lemma〕The outer or lower of the two bracts that enclose the flower in a grass spikelet.外稃：在草的小穗状花序中，包围花朵的两瓣苞片中外面或下面的那一片美国传统〔palea〕A small chafflike bract enclosing the flower of a grass.内稃：一种包住花的禾木科小穗上的苞片美国传统〔spikelet〕A small or secondary spike, characteristic of grasses and sedges, having a varying number of reduced flowers each subtended by one or two scalelike bracts.小穗，小穗状花序：禾草或蓑衣草所特有的一种小的或次级的穗，具有数目不等的由一至二片鳞状苞片衬托的渐少的小花美国传统 |
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