rachis
英
美
n. 脊柱；分脊；花序轴，叶轴；羽轴
英英释义
noun
- the series of vertebrae forming the axis of the skeleton and protecting the spinal cord
- the fall broke his back
- axis of a compound leaf or compound inflorescence
双语例句
- The study discovered that there are assimilating tissue which like the shape of palisade tissue in adaxial surface of rachis in all species of Cycas.
研究还发现苏铁科种类的叶轴的近轴面均像叶片那样具有栅栏组织状同化组织存在。 - Small early-flowering buttercup with shiny yellow flowers of western North America. Inflorescence paniculate, rachis tawny tomentose; female flowers borne on basal part of the inflorescence.
北美西部的一种小形的早花毛茛，花黄色、有光泽。花序圆锥状；花序轴被灰黄色短绵毛；雌花著生于花序轴下部。 - The activity of catalase in rachis branches of ratooning rice of HMST and LST varieties improved with declining stubble height, whereas a contrary trend was observed for HST ones.
中高桩与低桩再生型品种再生稻枝梗过氧化氢酶活性随留桩高度下降而增强，而高桩再生型品种表现相反； - Spinal cord is to be located in the organization of a kind of nerve among rachis.
脊髓是位于脊柱中间的一种神经组织。 - Moreover, it mainly resulted in shortened internode under the rachis internode, with forming good plant shape, and increasing the number of ear bearing tiller, but decreasing the per ear grain number.
而且主要是缩短穗下节间以下的节间，对穗下节间无明显影响，形成良好的株型，并可增加成穗数，但穗粒数有所减少。 - It showed that the vascular bundle system of rachis in wheat changed apparently under water deficit.
表明水分亏缺显著改变了小麦穗轴维管束系统的显微解剖结构。 - Effect of Water Deficit on Vascular Bundle System of Rachis in Wheat
水分亏缺对小麦抽穗期穗轴维管束系统的影响 - Meanwhile filled grain number also correlated closely to fruiting primary rachis branch number and treatments in total sample containing treatments.
同时，总样本（含处理）还与结实一次枝梗数和处理密切相关。 - Spadix rachis flat, margin with bract-like appendages; flowers small, monoecious, in 2 series on rachis, apetalous.
肉穗花序轴扁平，边缘有苞片状附属物；花小，单性，雌雄同株，呈2列排列于花序轴上，无花被。 - Pot experiments were carried out to study the effect of water deficit on vascular bundle system of rachis in wheat during heading stage.
利用盆栽试验研究了水分亏缺对抽穗期小麦穗轴维管束系统的影响。