cotyledon

英式音标：[ˌkɒtɪ'li:dən]播放读音

美式音标：[ˌkɒtəl'idən]播放读音

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概况：

n. [植] 子叶

词义：

n.

子叶；

变形

复数：cotyledons

英英释义

cotyledon[ ,kɔti'li:dən ]

n.embryonic leaf in seed-bearing plants

同义词：seed leaf

用法：

双语例句

用作名词(n.)

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

Its cotyledon node zone is telome elongation type.
它的子叶节区类型为顶枝伸长型。

权威例句

Leafy Cotyledon Mutants of Arabidopsis.

A Structured Inquiry Approach to Cotyledon Phenotyping

Plant regeneration from excised cotyledon of Aegle marmelos Corr

LEAFY COTYLEDON1 Is an Essential Regulator of Late Embryogenesis and Cotyledon Identity in Arabidopsis.

The effect of Ethrel on correlations between the cotyledon and its axillary shoot in peas and flax

Medium and techniques for induction and growth of monocotyledonous and dicotyledonous plant cell cultures

The effects of seed size, cotyledon reserves, and herbivory on seedling survival and growth in Quercus rugosa and Q. laurina (Fagace...

Genes involved in organ separation in Arabidopsis: an analysis of the cup-shaped cotyledon mutant.

High efficiency Agrobacterium tumefaciens-mediated transformation of Arabidopsis thaliana leaf and cotyledon explants

Kim, J. H., Choi, D. & Kende, H. The AtGRF family of putative transcription factors is involved in leaf and cotyledon growth in Arab...

英语词源：

cotyledon (n.)

from 1540s, in various sense, from Latin cotyledon "pennywort, navelwort," from Greek kotyledon "cup-shaped cavity," from kotyle "hollow thing, small vessel," also the name of a small liquid measure (nearly a half-pint); which is of uncertain origin. Botanical sense is 1776, from Linnaeus (1751).

造句：

1. conduplicate cotyledon

对折子叶

-- 来源 -- 英汉 - 翻译参考[网络]

2. an accumbent cotyledon

侧倚子叶, 缘倚子叶

-- 来源 -- 英汉 - 短句参考

3. cotyledon lewisia (lewisia cotyledon)

子叶马齿苋

-- 来源 -- 英汉 - 翻译参考[网络]

4. 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。

-- 来源 -- 汉英 - 翻译参考

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。

-- 来源 -- 汉英 - 翻译参考

6. accumbent cotyledon

侧倚子叶

-- 来源 -- 英汉 - 翻译参考[网络]

7. 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。

-- 来源 -- 汉英 - 翻译参考

8. cotyledon toxin

猪耳草毒素

-- 来源 -- 英汉 - 翻译参考[网络]

9. diplecolobous cotyledon

回折子叶

-- 来源 -- 英汉 - 翻译参考[网络]

10. cotyledon petiole

子叶柄

-- 来源 -- 英汉 - 翻译参考[网络]