在孩子未长全乳牙前，有的父母出于疼爱，生怕他们吃了食物难消化，就将食物放在自己嘴里嚼碎后，再嘴对嘴地喂给孩子，或是用手指把嚼过的食物送到孩子的嘴里。其实，这种做法是很不可取的。从卫生角度来看，人的口腔和手上有很多细菌、病毒。成人体内对细菌、病毒存在着相应 In the children before the full-length teeth, some parents out of love, for fear that they eat food difficult to digest, the food will be chewing in their own mouth, then mouth to mouth to feed their children, or chew with your fingers The food was delivered to the child’s mouth. In fact, this approach is very undesirable. From a hygienic point of view, there are many bacteria and viruses in the human mouth and hands. Adults in the body of the virus, there is a corresponding virus