rachis
/rey-kis/US // ˈreɪ kɪs //UK // (ˈreɪkɪs) //
苣荬菜,苣苔,苣菜,苣荬菜的作用
Related Words
vertebrae椎体,椎骨,脊椎骨,椎體bone骨骼,骨头,骨质,骨ridge山脊,山脉,脊柱,脊梁back背面,背部,背,背后chine中国,中国人,瓷器shaft轴,轴心,轴线,轴上pin钉子,针脚,针,销rod杆件,拉杆,杆状物,杆子stem茎,干,茎部,茎干stalk茎部,茎叶,梗阻,梗概axle车桥,车轴,轴,轴线axis轴线,轴向,轴心,轴上mandrel心轴,芯轴,芯棒,芯模baluster栏杆,杆件,阳台,绳索spinal column脊柱,脊椎骨,脊椎柱,脊椎vertebral column脊柱,椎体,椎柱,脊椎骨backbone骨干力量,骨干,主干,脊梁骨spine脊柱,脊梁骨,脊背,脊椎骨myel我的,吾尔族,吾尔族人rhachis虹口区,虹膜,虹桥区,虹桥
Definitions
n.名词 noun
- 1
plural ra·chis·es, rach·i·des [rak-i-deez, rey-ki-]. /ˈræk ɪˌdiz, ˈreɪ kɪ-/.
- : Botany. the axis of an inflorescence when somewhat elongated, as in a raceme. the prolongation of the petiole along which the leaflets are disposed.any of various axial structures.
- : Ornithology. the part of the shaft of a feather bearing the web.
- : Anatomy. spinal column.
Synonyms & Antonyms
as inspine
as inspinal column
Synonyms
Examples
The pinnules are from a line to two lines long, and are adnate to the secondary rachis by a more or less decurrent base.
The stipes is somewhat longer than the rachis, and it is of a whity-green colour.
A simple inflorescence of flowers on pedicels of equal length arranged on a common, elongated axis (rachis).
A simple inflorescence of sessile flowers arranged on a common, elongated axis (rachis).
Under these conditions the midvein is called the rachis (a), and the divisions are called the pinn (b).
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