同学你好，该知识点来自沪江网校《2021考研VIP协议班【政治】》的课程，想要更系统的学习，欢迎进入课程学习。不仅可以和更多的同学一起学习，而且还有老师、助教随时的学习指导和知识点解答哦。

同学你好~
operate是动词，“动手术”，operate on sb for sth为某人动手术
We will have to operate on his eyes.
我们得给他的眼睛动手术。

operation是名词，“手术”，operation on sb for sth，针对……的手术
Charles was at the clinic recovering from an operation on his arm.
查尔斯的胳膊动了手术，正在这家诊所进行康复治疗。
Doctors performed an emergency operation for appendicitis last night.
医生昨天夜里做了紧急阑尾炎手术。

祝同学学习进步~