起源于

Prop root An adventitious root, arising from one of the lower nodes of the stem close to the soil surface, found at the junction of stem and soil that grows dowm to the ground and gives additional support to the stem, as seen in maize.

支柱根：一种不定根，起源于接近土壤表面的茎上位置较低的节部。向地生长，插入土壤，并对茎提供一定的支撑。如玉米的支柱根很常见。

It stems from France, prosperously in 18 century's end Europe.

它起源于法国，兴盛于18世纪末的欧洲。

Protoderm The outermost layer of the apical meristem: the tissue that develops from the tunica initials of the apical meristem and gives rise to the epidermis and, in some plants, the root cap.

原表皮：指顶端分生组织的最外层：在植物中由起源于顶端分生组织的原套发育而来，并形成表皮。在根中，则形成根冠。

The results indicate that all of the peltate glandular hairs and head glandular hairs are from an origin—protoderm on the leaf primordium and young leaf, which outgrows on leaf surface and increase radial broad and form the initial cells of the glandular hairs.

研究结果表明，唇形科的腺毛不论是盾状腺毛类还是头状腺毛类，在发育上都是单起源的，即所有的腺毛均起源于叶原基或幼叶上的原表皮细胞。该细胞在叶表面向外突出生长，径向加宽，形成腺毛原始细胞。

Heavy Metal also derived from the shatteringly loud blues-rock and psychedelia of the late '60s.

重金属也起源于60年代后期喧哗嘈杂的布鲁斯摇滚和迷幻乐。

The financial problems of European universities stem from their near-total reliance on the public purse.

欧洲大学的财政危机起源于他们对公共投资的全权依赖。

AIM To investigate the basis on which ectopic beats and focal atrial fibrillations originating from the pulmonary vein.

目的通过对肺静脉组织形态学的观察探讨异位兴奋和局灶性房颤起源于肺静脉的形态学基础。

The theory asserted that all organisms were generated, naturally, randomly and purposelessly, and the generation of life was due to non-living matter, the wide variety of organisms were evolved from sparse kinds of ones, or even from a common ancestor, and more complex organisms were evolved from simpler ones...

生命起源于无生命物质；形形式式、丰富多彩的生物体是由种类很少的生物体演化而来，甚至是拥有一个共同的始祖。复杂的生物体由简单的生物体演化而来

The art of pyrography art is one kind of folk art , it comes from the folk countries.

烙画艺术是一种民间艺术，它根植于民间，凝结了劳动人民的聪明才智，南阳烙画，起源于秦汉，鼎盛于明清，发展于现代，素以南阳三大宝之首而蜚声海内外。

There'sa wide range of new products that have their origins in the science of quantum physics and the zero point in particular.

这里有各种各样的新产品，有其起源于科学的量子物理学和零点特别。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。