单词查询

ganoid

美['gænɔɪd],英['gænɔɪd],

释义

adj. (鱼)硬鳞的; n. 【鱼】硬鳞鱼; 网络释义: 光鳞的;甲鳞;硬鳞鱼类;

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。

单词卡片