dicotyledons

dicotyledons

美 [daɪˌkɑt(ə)lˈid(ə)n] 　英 [daɪˌkɒtɪˈliːd(ə)n]

• n.双子叶植物
• 网络双子叶植物纲；双子叶植物类；双子叶多肉植物

词形变化

复数：dicotyledons  

英汉解释

n.

1. 双子叶植物

英英解释

n.	1. a plant that produces seeds that develop into two leaves

例句

Relationships of some families of dicotyledons and genera of Papaveraceae viewed from the stand points of their isoquinoline alkaloids.

从异喹啉生物碱试论双子叶植物一些科与罂粟科一些属的亲缘关系。

The primary and early secondary structures are similar to those of most herbs of the dicotyledons .

其初生结构和早期的次生结构类似于一般的草本双子叶植物根。

Results The structure and growth development of the root of Salvia miltiorrhiza are the same to other dicotyledons .

结果丹参根的结构、发育过程与一般双子叶植物相同。

A clearly defined endodermis is seen in all roots and in the stems of the non seed-bearing vascular plants and some dicotyledons.

所有不产生种子的维管植物和一些双子叶植物的茎中都可以清楚的显示出这一结构。

The Euphorbiaceae is a large family of dicotyledons , with about 300 genera and over 5000 species, mainly tropical in distribution.

大戟科植物是双子叶植物中相当大的一科，约有300属5000馀种；

sclerenchyma is an elastic tissue that is found in both Monocotyledons and Dicotyledons.

厚壁组织有弹性且于单子叶植物及双子叶植物皆可见。

All trees except palms are dicotyledons.

除了棕榈树，所有的树都是双子叶植物。

some 60 of monocotyledons and 40 of dicotyledons are polyploid , as are 90 of ferns , many bryophytes , and some algae.

60的单子叶植物和40的双子叶植物、90的蕨类植物、多数苔藓植物以及某些藻类，都是多倍体。