Definition: a very young child Level: A1
那个可爱的宝贝正在学走路。
The adorable ___baby is learning to walk.
婴儿需要充足的睡眠才能健康成长。
A ___baby needs plenty of sleep to grow healthy.
这个婴儿昨晚第一次睡了个整觉。
The ___baby slept through the night for the first time yesterday.
