He hurt his leg,now the doctors are on his leg【填什么单词?o开头】
问题描述：
He hurt his leg,now the doctors are on his leg【填什么单词?o开头】
答
operatingoperate,“动手术”的意思 .When surgeons operate on a patient in a hospital,they cut open a patient's body in order to remove,replace,or repair a diseased or damaged part.举例：The surgeon who...