treat 和cure的区别～字典上二者都有医治救治之意,请问这两个词在救治的意思上有什么区别?

treat 治疗,含义最广,包括对伤口、病人进行诊断,制定治疗方案、开药方等.
eg.Cancer is difficult to treat.
cure 治愈；治疗,多指病后恢复健康
eg.The madicine cured her toothache.treat:[ tri:t ]
n.宴飨,款待
v.视为,对待,论述
例句与用法:
1.This meal is my treat,so put your money away.
这顿饭我请客,你把钱收起来吧.
2.This boy is being treated for a heart condition.
这个男孩正在接受心脏病治疗.
3.My mother always treats us like children.
我妈妈总把我们当孩子看待.
4.This delicate glass must be treated with care.
这精巧的玻璃杯处理时要小心.cure:[ kjuə ]
n.治疗,治愈,治疗法
v.治疗,治愈,改正
例句与用法:
1.The only way to cure backache is to rest.
治疗背痛的唯一办法是休息.
2.There is still no cure for the common cold.
目前仍没有治愈感冒的良药.
3.When I left the hospital I was completely cured.
出院时,我已经完全痊愈了.
4.That nasty shock cured him of his inquisitiveness for ever.
那一沉重教训根除了他凡事爱打听的毛病.