ostracoderm

ostracoderm

美 　英

• 网络甲胄鱼；海滩上捡到甲胄鱼

词形变化

复数：ostracoderms  

英汉解释

n.	1. an extinct, jawless, mainly freshwater fish, dating from the Silurian and Devonian periods, that had a flat body encased in a layer of protective bony plates and scales

例句

Hill walkers find dinosaur bones sticking out of hillsides: schoolchildren pick up ostracoderm skeletons on the beach.

登山者们会发现山坡上露出的恐龙骨骼，小学生们会在海滩上捡到甲胄鱼（ostracoderm）的骨骼。