tetrapodn.
英 'tetrəpɒd
中文n. 四足动物\nadj. 四足动物的
四足动物
adj. 四足动物的
词根词源
tetrapod (n.)"four-footed animal, quadruped," 1826, from Modern Latin tetrapodus, from Greek tetrapous "four-footed," as a noun, "four-footed animal," from tetra- (see tetra-) + pous "foot," from PIE root *ped- (1) "a foot" (see foot n.)).
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