1, newborn children.

2. Children under one year old.

3. Taoism calls lead "baby"

For example, babies are yin and yang, and lead and mercury are like the sun and the moon. -Journey to the West

4. Another example: the baby is a virgin (Taoism calls it lead and mercury).

Network explanation:

Infants (/kloc-children under 0/year) refer to/kloc-children under 0/year. Babies grow and develop particularly rapidly at this stage, which is the most vigorous stage in a person's life and weighs about 9000 ~10000g.

Babies have good sucking and swallowing functions when they are born at term, and there are thick fat pads on their cheeks, which are helpful for sucking activities, while premature babies are poor. Sucking is a complex natural reflex, and serious diseases will affect sucking and make it weak.

Make sentences:

She is humming a song to the baby.

The doctor delivered a baby for her.

Her baby rolled out of bed this morning.

4. After the baby was born, he established kinship with his mother.

Only the video of this baby seems to be amateur.

6, but we are not all rational or autonomous, and babies are not rational or autonomous.