rachis

英

美

n.  脊柱；分脊；花序轴，叶轴；羽轴

医学

英英释义

noun

• the series of vertebrae forming the axis of the skeleton and protecting the spinal cord
  1. the fall broke his back
  Synonym:spinal columnvertebral columnspinebackboneback
• axis of a compound leaf or compound inflorescence

双语例句

• The results indicated that crude choline and betaine and their water extract from the anthers, glume and rachis showed a marked stimulating effect on conidium germination, germ tube extension and hypha growth of Fusarium graminearum.
  结果表明，花药、颖壳和穗轴的抽提物及胆碱对赤霉菌分生孢子萌发、芽管伸长和菌丝生长有明显刺激作用。
• Two QTL controlling primary rachis branches were identified and they were co located with 2 of the 3 QTL for vascular bundles respectively.
  2个控制一次枝梗数的QTL效应较小，但分别与控制穗颈维管束数的2个QTL同位。
• 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。
• 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。
• Effect of Spikelets upon Secondary Rachis Branch on Yield of Rice
  水稻二次枝梗颖花的灌浆程度对产量的影响
• Studies on Plant Regeneration Induced from Rachis Receptacle and Unfertilized Ovary of Cauliflower
  花椰菜未受精子房、花托、花序轴离体培养诱导成苗研究
• Relationship between Vascular Bundle System of Rachis and Rachilla and Ear Productivity in Wheat
  小麦穗轴和小穗轴维管束系统及与穗部生产力关系的研究
• 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。
• Its anthotaxy is spica, and amphimixis flowers is serried inserted on the thick rachis.
  穗状花序，两性花密集着生于粗大的花轴上。
• 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