n. ( pl. rachises , rachides ) 【解剖学】脊椎，脊柱；【植物；植物学】花序轴，叶轴；【动物；动物学】羽轴；分脊。
Example Sentences:
1.
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。
2.
Inflorescence paniculate , rachis tawny tomentose ; female flowers borne on basal part of the inflorescence 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。
3.
Why can sufferring from myelitis spinal cord is to be located in the organization of a kind of nerve among rachis 为什么会患脊髓炎脊髓是位于脊柱中间的一种神经组织。
4.
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。
5.
Likewise , a plumulaceous tuft of barbs evolved before the pennaceous feather with a rachis because the rachis is formed by the fusion of barb ridges 同样的，绒羽的羽枝簇比拥有羽轴的正羽更早演化出来，因为羽轴是由羽枝脊接合而成。
6.
Medico - surgical equipment . osteosynthesis equipment for the rachis . forged stainless stell or cobalt alloy rachis plates . system a . dimensions and geometry 外科医疗设备.脊椎用接骨器材.不锈钢或钴基合金脊椎板. a系统.尺寸与几何形状
7.
Sinosauropteryx ( compsognathids ) , beipzaosaums ( therizinosaurids ) and shuvuuia ( alvarezsaurids ) have the filament - like protofeathers that lack the rachis and barbules …具有最为简单的原始羽毛状构造，这种构造不具备羽干及羽小枝；而proto17vaeoptepe 、 ca 。 dhtepe 。
8.
Leaves bipinnate , 10 - 25 cm long , usually with 2 pairs of pinnae , rachis often ending in a tendril ; pinnae with 2 - 4pairs of leaflets and terminal tendrils ; leaflets opposite , oblong or long obovate , 3 - 9cm long , 1 . 5 - 4cm wide , apex obtuse or emarginated , base slightly oblique 叶为二回羽状复叶，长10 - 25厘米，叶轴先端常变为?须，羽片通常2对，顶生1对羽片变为?须；小叶2 - 4对，对生，长椭圆形或长倒卵形，长3 - 9厘米，宽1 . 5 - 4厘米，先端钝、微凹，基部略偏斜。
9.
" x - ray gaze small cut extirpating soft organism eyewinker " got the fourth prize in military field ; " research and application of wild war one - time operation bandage " got the second prize ; " making of rabbit paralyze modal and rachis transplant experiment " the fourth prize of technical progress “ x -线直视下小切口摘除深部软组织异物”获军内科技进步4等奖。 “野战一次性手术敷料包研制及应用”获全军科技二等奖。 “家兔瘫痪模型的制做以及胎兔脊髓移植的实验研究”获得军内科技进步4等奖。
10.
Leaves crowded near apex of the trunk , spirally arranged ; stipes dark brown , with sharp spines ; lamina large , oblong , tripinnate ; pinnae 17 - 20 pairs , alternate , longest one to 60 cm long , the basal one reduced ; rachis short - spiny ; pinnules 18 - 20 pairs , sessile or nearly so , lanceolate , to 10 cm long and 2 . 5 cm wide , divided almost to the costa ; segments more or less falcate , toothed 叶螺旋状排列，聚生于茎端；叶柄棕色，具锐刺；叶片大，长矩圆形，三回羽状深裂；羽片17 - 20对，互生，最大的长达60厘米，基部一对缩短，羽轴有短刺；小羽片18 - 20对，无柄或近于无柄，披针形，长达10厘米，宽2 . 5厘米，深裂几达中脉；末回裂片多少镰状，有齿。
