ganoid

ganoid

美 ['gænɔɪd] 　英 ['gænɔɪd]

• adj.(鱼)硬鳞的
• n.【鱼】硬鳞鱼
• 网络光鳞的；甲鳞；硬鳞鱼类

词形变化

复数：ganoids  

英汉解释

n.	1. 【鱼】硬鳞鱼,光鳞鱼
adj.	1. (鱼)硬鳞的,光鳞的

英英解释

adj.	1. describes a type of scale found on gar and other primitive fish, consisting of dentine-covered bone with a thick outer layer of a substance similar to enamel
n.	1. a primitive fish that has ganoid scales

例句

Primitive ray-finned freshwater fishes of North and Central America and Cuba. Characterized by elongated jaws and heavy ganoid scales.

雀鳝原始的条鳍淡水鱼，分布在中美洲与北美洲及古巴。特徵为瘦长的颚与重的硬鳞。

dentine A hard mesodermal material in teeth and some scales (cosmoid, ganoid and placoid scales) produced by odontobasts.

齿质组成牙齿或某些鳞片（硬鳞与盾鳞）中层的坚硬物质。