此外KFC可以添加过往收到的投诉案例作为课程的内容，教授员工处理的方法

此外KFC可以添加过往收到的投诉案例作为课程的内容，教授员工处理的方法，从而避免出现类似的情况。

結果 (英文) 1:

Besides KFC complaint cases received in the past can be added as the course content, teaching employees methods, so as to avoid a similar situation.

結果 (英文) 2:

In addition KFC can add cases of complaints received in the past as the content of the course, Professor staff handling methods, thus avoiding a similar situation.

結果 (英文) 3:

In addition KFC can add in the past received the complaint case as the content of the course, teaching staff to deal with the method, so as to avoid a similar situation.