敏敏,一个3岁的小女孩,从小寄养在保姆家。小时候,敏敏晚上啼哭,要吃东西时,保姆就把橡皮奶嘴塞在她嘴里,敏敏一吮吸橡皮奶嘴,就不再哭闹,安静入睡。后来,保姆为图个省事,敏敏一哭闹,就直接把敏敏的大拇指放进她的嘴里,同样达到止哭入睡的目的。从此,敏敏每晚入睡前或半夜醒来都要吮吸拇指,甚至白天也常以吮吸拇指来取乐。近来,敏敏的拇指已被吮吸得发白肿胀,如果家长硬是要把她吮吸在口中的拇指取出来的话,她就又哭又闹,直到重新把拇指塞进嘴里才肯罢休。 Min Min, a 3-year-old girl, grew up as a nanny at home. As a child, Minmin crying at night, to eat, the nanny put a pacifier in her mouth, Minmin sucking a pacifier, no longer crying, sleep quietly. Later, the nanny to map a trivial matter, Minmin a crying, Minmin thumbs directly into her mouth, just to achieve the purpose of crying to sleep. Since then, Minmin each night before going to sleep or wake up in the middle of the night should suck their thumbs, and even suck their thumbs often during the day to fun. Recently, Minmin’s thumb had been sucking white and swollen. If parents took out her thumb sucking in her mouth, she cried and rebuffed until she re-put her thumb in her mouth.