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 explants of perianth and ovary require higher amount of auxins than that of rachis, pedicel and peduncle.
  但花被、子房较花序轴切片及花柄需要较高的激素用量。
• 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。
• 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。
• 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
• Via the study for the regeneration of the folioles and rachis of the compound leaf, rachis is selected for the genetic transformation.
  通过对刺槐复叶中小叶和叶轴两部分的再生试验，确定刺槐的叶轴作为本试验进行遗传转化的受体材料。
• 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
• 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。
• Acrylic printed fleecy suit Inflorescence paniculate, rachis tawny tomentose; female flowers borne on basal part of the inflorescence.
  腈纶珠光网眼泡沫印花套装花序圆锥状；花序轴被灰黄色短绵毛；雌花著生于花序轴下部。
• 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。