1·Children nas young as two toddle in and climb the stairs.
两岁大的孩子在教室里蹒跚而行，攀爬楼梯。
2·Even before the tender age of three, the twins managed to toddle into adventure.
甚至还不到三岁的时候，两个双胞胎就蹒跚着步子开始冒险了。
3·To move with a waddling motion; toddle.
摇摇晃晃地走趔趔趄趄地移动，移动；蹒跚。