二に足そく歩ほ行こう

noun, noun which may take the genitive case particle 'no'

bipedal walking; walking on two legs

Refers to the act or ability of walking on two legs, often used in contexts of human evolution, robotics, or animal behavior.

• 人にん間げんの二に足そく歩ほ行こうは、進しん化かの過か程ていで獲かく得とくされた。

  Human bipedal walking was acquired in the course of evolution.

• このロボットは