A flowering plant with two embryonic seed leaves or cotyledons that usually appear at germination.

Two cotyledons have come out from the seedling.

小苗长出了两片子叶.

Removal of cotyledons during germination could retard growth, but NOT stop growth.

萌芽时去除子叶只会减慢生长, 而不会停止幼苗的生长.

Rape have established regeneration system of cotyledons, hypocotyls, protoplasts and microspore culture.

油菜已经建立了子叶 、 胚轴 、 原生质体及小孢子培养的再生体系.

Cotyledons play an important part in the early stages of seedling development.

子叶在种子发育的早期起到了重要的作用.

Sakers and aspirators separate the hull from the cracked cotyledons and rollers flake them.

皮壳与破碎的豆瓣,通过振动筛和吸壳器彼此分离,豆瓣由滚轮压成?绕0.

The development of the soybean seedling is dependent on the food reserves stored in the cotyledons.

大豆幼苗的发育依靠子叶中所贮存的养分.

The cotyledons of the mature embryo are either green, yellow or chalky yellow.

成熟胚的子叶是绿色, 黄色或浅黄色.

The embryo consists of two large fleshy cotyledons.

胚有两片大而肉质的子叶.

Building a home from scratch can be both exciting and challenging.

建立一个全新的家庭既让人兴奋又富于挑战。

Most of the discussion was on what needed to be done now as we transitioned from the security issues to the challenging economic issues.

随着我们由安全议题转向具有挑战性的经济议题，讨论最多的就是目前需要做些什么。

Mike found a challenging job as a computer programmer.

迈克找到一份做计算机程序员的富有挑战性的工作。

Any trawl through the band's interviews will reveal statements that are challenging and incisive.

随便选取一段对该乐队的访谈都能发现令人深思、犀利精辟的言论.

He left a note at the scene of the crime, challenging detectives to catch him.

他在犯罪现场留了个条儿，向警探挑衅。

On PC, the game had it all — imaginative storyline and characters, challenging gameplay, superb graphics.

个人电脑里的游戏非常完美，从想象力丰富的故事情节及人物到富有挑战性的游戏设计和精美画面，应有尽有。

Many enjoy the mental stimulation of a challenging job.

很多人喜欢富有挑战性的工作所带来的强烈的精神刺激。

Mona gave him a challenging look.

莫娜挑衅地看了他一眼。

a challenging and rewarding career as a teacher

富有挑战性且有意义的教师职业

We have changed the course to make it more challenging.

我们改了课程以使其更具挑战性.

The new play poses some challenging questions.

这出新戏提出了一些富有挑战性的问题.

The newspaper was directly challenging the government's legitimacy.

报纸直接质疑政府的合法性.