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近来纽约很多牙科医生向父母提出一项警告,认为孩子蛀牙往往由于父母对他们的亲吻所引起,因为若父母的唾液中含有蛀牙细菌,则孩子很可能会被传染。一
Recently, many dentists in New York have warned to their parents that their children’s tooth decay is often caused by their parents ’kissing. If the parents’ saliva contains tooth decay bacteria, the child is likely to be infected. one