单词乎

cotyledon

音标[,kɒti'li:dn]

汉语翻译

n. 子叶, 寇太来顿属植物
【医】 绒毛叶; 子叶(植物)

词型变化

形容词:cotyledonal 

英语解释

名词 cotyledon:

  1. embryonic leaf in seed-bearing plants
    同义词:seed leaf

例句

  1. Two cotyledons have come out from the seedling.
    小苗长出了两片子叶。

详细解释


cot.y.le.don

n.(名词)
Botany A leaf of the embryo of a seed plant, which, upon germination either remains in the seed or emerges, enlarges, and becomes green.Also called seed leaf
【植物学】 子叶:种子植物胚的叶片,在萌芽过程中,它或者保持在种子里或者出来,变大并变绿也作 seed leaf
Anatomy One of the lobules constituting the uterine side of the mammalian placenta, consisting mainly of a rounded mass of villi.
【解剖学】 绒毛叶:组成哺乳动物胎盘的子宫边的小叶之一,主要由团装绒毛组成

来源:
Latin [navelwort]
拉丁语 [脐景天]
from Greek kotulôdôn
源自 希腊语 kotulôdôn
from kotulô [hollow object]
源自 kotulô [空心物体]

【引伸】
cot.yle.donal 或
cot.yle.donous


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