详细解释:a. 对趾的
n. 对趾鸟
英语解释：
形容词 zygodactyl:
(of bird feet) having the first and fourth toes directed backward the second and third forward详细解释：
zy.go.dac.tyl
adj.（形容词）Having two toes projecting forward and two projecting backward, as certain climbing birds.对趾的：有两个脚趾向前突和两个脚趾向后突，象某些攀爬鸟n.（名词）A zygodactyl bird, such as a parrot.对趾鸟，如鹦鹉