Milk teeth may begin to appear at anytime from five to eight months from birth, and at this stage the baby should be given something clean and hard go bite on.

 
  • 婴儿出生后五到八个月左右会开始长乳牙,在这一时期应当给他干净结实的东西咀嚼。
今日热词
目录 附录 查词历史