1.cure用作名词，意为“治愈；痊愈；治疗；疗法”；也可用作动词，意为“治疗；治愈；纠正；戒除”。”表示“治好某人的病；纠正某人的不良行为”，多用于用药物治疗并治愈某种疾病或改正不良习气。常用结构“cure sb. of sth. 强调治疗后恢复健康，有治愈的意思。强调结果。
Scientists around the world are working to discover a cure for AIDS.
全世界的科学家都在努力寻找治疗艾滋病的方法。
Punishment can never be an effective cure for acute social problems
惩罚绝不是解决严重社会问题的有效办法。
The magic cure for inflation does not exist.
抑制通货膨胀没有什么灵丹妙药。
The doctor can’t guarantee a cure. 医生不能保证治愈。
I hope the doctor can cure the pain in my shoulder.我希望医生能治好我肩上的疼痛。
The doctor cured her of a bad cold. 医生治好了她的重感冒。
Now doctors believe they have cured him of the disease.
现在医生们确信已经治好了他的病。
The patient had some acupuncture treatment which seems to have cured him.
患者接受了一些针刺疗法，似乎把他的病给治好了。
That will cure him of his bad habits. 那将改正他的坏习惯。
That pill cured my headache. 那药治好了我头疼。
Will you be able to cure him, Doctor?
医生，你能把他治好吗？
MDT is an effective treatment and could cure all the leprosy sufferers worldwide.
联合化疗是一种有望治愈全世界所有麻风病患者的有效治疗方法。
She insisted that he must go out no more until he was cred.
她坚持在他病好之前不许他再外出。
Private firms are willing to make large scale investments to help cure Russia's economic troubles.
私有企业愿意投巨资帮助俄罗斯渡过经济难关。
The experience was a detestable ordeal, and it cured him of any ambitions to direct again.
那次经历是一次令人厌恶的煎熬，使得他放弃了任何再当导演的想法。
We need to cure our environmental problems.
我们需要解决环境问题。
2.heal意为“治愈（伤口）； 医治”，指治好外伤或烧伤后的患部，使伤口、折断的骨头等愈合，不用于治感冒等疾病。又作 heal up。
This plant will help to heal the wound.
这种植物有助于伤口愈合。
The cuts soon healed up.
刀口很快就愈合了。
As they heal, the bones will fuse together.
骨头愈合时将会连接在一起。
3.recover意思为“痊愈， 复原、恢复健康；康复”，比较正式。在日常对话中，常常使用get better（好转；恢复健康）表达同样的意思。指人从疾病等中康复过来或某事物恢复常态，常后接介词 from；也指恢复能力、知觉等。
Which of the patients have recovered?
哪些患者已经康复了？
He's still recovering from his operation.
手术后，他仍在恢复之中。
He was recovering from a heart transplant operation.
他做了心脏移植手术，正在康复。
He is recovering in hospital after an operation for acute appendicitis.
做完急性阑尾炎手术后，他正在医院康复。
She had fully recovered from the accident.
事故后她已经完全恢复过来。
She is now fully recovered from her injuries.
她现在已经完全从伤痛中恢复过来了。
He is recovering from a knee injury.
他的膝伤正在康复。
He's recovering from a heart attack.
他心脏病发作了，正在康复之中。
It was days before she recovered consciousness.
她过了几天才恢复知觉。
It'll take her time to recover from the illness.
她康复需要时间。
She returned to her family home to recover from an illness.
她回家养病来了。
She never recovered from her broken heart.
她心上的伤再也没能愈合。
It can take many years to recover from the death of a loved one.
从失去亲人的痛苦中恢复过来可能要花很多年。
He has never recovered from the shock of your brother's death
他从未从你哥哥去世的打击中恢复过来。
To recover from the divorce, I threw myself into a whirlwind of activities.
为了从离婚中恢复过来，我马不停蹄地投身于一系列的活动。
The company recovered well after going through several lean years.
经历了几年的萧条后，这家公司的业务才完全恢复了正常。
He recovered from a 4-2 deficit to reach the quarter-finals...
他在2比4落后的情况下实现逆转闯进1/4决赛。
The service industry has recovered to pre-war levels.
服务业已恢复到战前水平。
4.treat为日常用语，意为“治疗；医治”，指治疗病人的全过程或活动。
The dentist will treat my tooth.
这名牙医将治疗我的牙齿。
Can he treat this disease?
他能治这种病吗？
It is said that the plant can be used to treat hepatitis.
据说那种植物可用来治肝炎。
There are only two doctors to treat more than 50 patients.只有两名大夫来治疗50多个病人。
The wound on my arm has healed. 我胳膊上的伤已治好了。
He’s now fully recovered from his bad cold. 他现在已从重感冒完全康复了。
There is no known cure but the illness can be treated.
这种病尚没有确切的治愈方法，但可以医治。
He insured himself against failure by treating only people he was sure he could cure
他仅仅治疗有把握治愈的病人，以使自己免于失败。