Any of various hoofed mammals of the order Artiodactyla, which includes cattle, deer, camels, hippopotamuses, sheep, and goats, that have an even number of toes, usually two or sometimes four, on each foot.
英
美
- 偶蹄動(dòng)物一種偶蹄目有蹄的哺乳動(dòng)物，包括牛，鹿，駱駝，河馬，綿羊和山羊，這些動(dòng)物有偶數腳趾，通常每只腳有兩個(gè)或有時(shí)四個(gè)
