tetra

FREQ #42694

n. 脂鲤

发音

其它 /ˈtɛ.tɹə/

词形变化

tetras 复数 tetras

释义与例句

n.
  1. 1.

    Any of numerous species of small freshwater fish of the South American family Characidae and West African family Alestidae, popular in home aquariums.

词汇关系

名词

上位词 2

characid characin

相关短语

Tetra Pak 利乐包装 Tetra Paks tetra pak tetra paks cardinal tetra [网络] 宝莲灯鱼；红莲灯；霓虹灯鱼 neon tetra firehead tetra 红鼻剪刀鱼 brilliant rummynose tetra red-nose tetra rummy-nose tetra X-ray tetra black tetra 裸顶脂鲤

词源

From translingual Tetragonopterus, an obsolete genus that included these fish, ultimately from Ancient Greek τετράγωνος (tetrágōnos, “square, quadrilateral”) + πτερόν (pterón, “wing, fin”).

来源：wiktionary