After the birth, growth and development will soon not only the need for adequate nutrition, also need fresh air, they are liable to get colds, pneumonia, impede healthy growth.

• 新生儿出生后，生长发育很快，不仅需要充分的营养，也需要新鲜的空气，否则，容易得感冒、患肺炎等妨碍健康成长。