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n.用两足运动，二足性
1、biped and quadruped───两足动物和四足动物
2、bipedal definition───双足定义
3、biped meaning───两足动物的意义
4、bipedal dog───两足犬
5、biped gameplay───两足动物游戏
6、biped ik───两足动物ik
7、bipedal robot───双足机器人
8、quadruped to biped───四足动物到两足动物
9、bipedal dragon───两足龙
10、biped pelvis───两足动物骨盆
1、Two critical advances were bipedalism and encephalization.───两个关键进展，两足行走和脑的发达。
2、' The debate over the origins of human bipedalism has been argued since Charles Darwin's day, dividing into two competing models.───围绕人类两足行走起源的争论从查尔斯·达尔文时代就开始了，分为相互不让的两种模式。
3、whether it was bipedalism or giving birth to babies with large heads that drove changes in the shape of the human pelvis.───他是否具有二足性或者是否在生下了大头的后代后盆骨才渐趋向人形的。
4、The genus homo evolved bipedalism and big brains, allowing its pushiest parvenu, h. sapiens, to crush competition ever since.───人属动物（genushomo）逐渐进化为直立行走，脑容量较大，从而使其最富进取心的“暴发户”——智人（h.sapiens）自此以后可以摧毁竞争对手。
5、debate over the origins of human bipedalism has been argued since Charles Darwin's day, dividing into two competing models.───人类两足行走起源的争论从查尔斯·达尔文时代就开始了，分为相互不让的两种模式。
1、We think about the evolution of bipedalism as one of first events that led hominids down the path to being human.