cycads

cycads

美 [si'kædz] 　英 [si:'kædz]

• n.铁树目裸子植物
• 网络苏铁；苏铁类；苏铁门

词形变化

复数：cycads  

英汉解释

n.	1. 铁树目裸子植物

英英解释

n.	1. a tropical tree that has a thick trunk, sharp-pointed leaves like palm leaves, and cones.

例句

No more than sperm flagella , but in cycads and ginkgo head of the sperm head is still swimming.

精子多不具鞭毛，但在苏铁目和银杏目仍具游动的精子。

Late Permian a ginkgo, cycads, the cycads, conifers and other gymnosperms , the show began with the appearance of health.

晚二叠世出现了银杏、苏铁、本内苏铁、松柏类等裸子植物，开始呈现中生带的面貌。

genus of large evergreen Australian cycads; sometimes classified in family Cycadaceae.

一种大的常绿澳大利亚苏铁；有时被放入苏铁科。

Jurassic Park still shimmers in part of Madagascar, and the center of Brazil. The plants called cycads remain rock hard.

侏罗纪公园仍然闪烁着生命的光芒在马达加斯加局部和巴西的中心。

The dominant vegetation on land in the early Cretaceous was forests of cycads, conifers, gingkgoes and ferns.

在白垩纪早期陆地上占统治地位的植被是苏铁，针叶树，银杏和蕨类。

Jurassic in the plant community, gymnosperm in the category of cycads , conifers and ginkgo category.

在侏罗纪的植物群落中，裸子植物中的苏铁类，松柏类和银杏类。

Cycads and ginkgo have motile sperm, unlike gnetophytes and conifers, which produce pollen.

苏铁和银杏具活动精子可区别于买麻藤和松柏类，它们不产生花粉。

The plants called cycads remain rock hard. Forests arose and nurtured things with wings.

而苏铁依然顽强的存活到今天森林产生并孕育出生有双翼的东西。

And now, the cycads revoluta is in the small garden, cause it likes the warm sun bath.

现在铁树被挪到了园子里。可能因为它喜欢日光浴吧。

In comparing the dry zone, growth of cycads and fern class category, a vast evergreen fields.

在比较干燥的地带，生长着苏铁类和羊齿类，形成广阔常绿的原野。

Cycads and ginkgo categories such as the development reached a peak, conifers , also account for a very important position.

苏铁类和银杏类的发展达到了高峰，松柏类也占到很重要的地位。

a family of cycads often included in the family Cycadaceae: zamias.

苏铁类的一科常常包括在苏铁科；泽米属植物。

We saw the meteors flew past, saw the sago cycads flowered.

我们看见流星飞过，看铁树开花。

They expected to find evidence of well-known Late Cretaceous vegetation such as conifers and cycads .

他们原本期望发现晚白垩世时期著名植物如针叶树和苏铁存在的证据。

This is Cycads revoluta--glossy stiff deep green foliage!

这就是铁树，光滑而又坚硬的深绿色植物。

extinct plants having tall arborescent trunks comparable to or more advanced than cycads;

已绝迹，树干高大，乔木状，与苏铁类相仿或更为进化；

Optimization of PCR Conditions for Symbiosis of Cyanobacteria in Cycads

苏铁共生蓝细菌PCR条件的优化

Comparative Anatomic Studies on Rachis of Eight Species of Cycads

八种苏铁植物叶轴的比较解剖研究

small genus of arborescent cycads of Mexico and Central America;

一种小的树木状的墨西哥苏铁和中美苏铁；

Anatomical Studies on Vegetative Organs of 9 Species of Cycads

9种苏铁类植物营养器官的解剖学研究更详细。

A Preliminary Study on Cycads in Fujian

福建苏铁调查研究初报

General Outline of study on Cycads

苏铁植物研究概况