| 释义 |
raj·i·dae AHDˈrajəˌdē
基本英英例句
n.鳐科¹⁰⁰
Noun:
bottom-dwelling tropical rays: skatesnuchal thorn A strong spine on the nape in Rajidae.颈背棘鳐科后颈上的一个硬棘。
horny capsule In ichthyology, an egg case as in the Rajidae.角囊鞘在鱼类学，鳐科的卵荚。
lumbar Pertaining to the hind upper surface of the pectoral fin in Rajidae.腰动脉指在鳐科的胸鳍后部上表皮。
malar Pertaining to the cheek or sides of the head, e.g. malar spines or thorns found in some male Rajidae close to the edge of the disk opposite the eye.颊骨属于颊部或头部的侧边，举例来说颧骨的棘或刺，发现于一些鳐科雄鱼接近眼对面的圆盘边缘。 |