1. family of flowering plants having a single cotyledon (embryonic leaf) in the seed. 
   在萌芽阶段单子叶（胚胎叶）开花植物科。
2. genus of flowering plants having a single cotyledon (embryonic leaf) in the seed. 
   种子中有一片子叶（胚芽）的开花植物属。
3. (of a flowering plant) having a single cotyledon in the seed as in grasses and lilies. 
   （指开花植物）种子里只有一个子叶，例如禾本科和百合属植物。
4. Any of various flowering plants, such as grasses, orchids, and lilies, having a single cotyledon in the seed. 
   单子叶植物任一种种子只含一个子叶的植物的开花植物，如草、兰花和百合花
5. comprising seed plants that produce an embryo with a single cotyledon and parallel-veined leaves: includes grasses and lilies and palms and orchids; divided into four subclasses or superorders: Alismatidae; Arecidae; Commelinidae; and Liliidae. 
   由生长单子叶胚胎和平行线状叶脉叶子的种子植物组成；包含草、百合、棕榈、兰花等；分为四个亚纲或总目；泽泻亚纲；槟榔亚纲。

查看更多例句 相关情景会话

• 1. 子叶柄
  cotyle || 髋臼...cotyledon petiole || 子叶柄...cotyledon toxin || 猪耳草毒素
  www.fane.cn - 相关搜索