A toddler
学步───Learning to walk;小孩───child
Since our twins began learning to walk, my wife and I have kept telling them that our sliding glass door is just a window.───自从我们的双胞胎开始学走路以来，我和妻子一直告诉他们，我们家的滑动玻璃门只是一扇窗户。
Babies tumble when they are learning to walk.───幼儿在学走路时常常跌倒。
The baby is just learning to walk.───这孩子刚学走路。
this was a bit of a shock to my system, since I first met her when she was just learning to walk.───真是有点令人震惊，第一次见到她，她才开始学说话。
Please stretch out your powerful hands to lend me a hand, just like when you were a baby learning to walk I held both your hands.───请伸出你年轻有力的手搀扶我。就像你小时候学习走路时，我扶你那样。
The human thumb made man. Its development was as important an event in man's growth as his success in learning to walk upright.───拇指造就了人类。在人类的演变过程中，拇指的进化和学会直立行走是同等重要的大事。
Think of the toddler learning to walk and how often he falls down only to pick himself up and try again.
The child was backward in learning to walk.
Babies often fall when they are learning to walk.
They were born joined at the hip and are learning to walk with artificial legs after being separated.
Learning to walk again after his accident required great patience.