家长:我的孩子已经有两个多月了。Doctor:Let me examine him . His heart and lungs are nor‐mal . I ’ d like to weigh him . What was his birth weight?Doctor:Did he have a BCG vaccination soon after birth?医生:他一生下来种过卡介苗吗?家长:他在生后3天接种过卡介苗,别的还没有。Doctor:Heshould be vaccinated agai ......