ostracoderm

美 　英

• 網(wǎng)絡(luò)甲胄魚；海灘上撿到甲胄魚

詞形變化

復(fù)數(shù)：ostracoderms  

英漢解釋

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.

登山者們會發(fā)現(xiàn)山坡上露出的恐龍骨骼，小學(xué)生們會在海灘上撿到甲胄魚（ostracoderm）的骨骼。