repetition work

基本解释

This way you will obtain a more uniform distribution of repetition work
这样能够把功课分配的更合理。
In order to improve efficiency and quality in developing GIS software and reduce the nonessential repetition work, it is necessary to develop the GIS system adopting component technology.
由于GIS系统本身所具有的复杂性，为了提高软件开发的效率和质量，减少不必要的重复劳动，使用组件化的技术来开发GIS系统就很有必要。
In current process of designing and producing doors and windows, there exist the following problems: long design cycle, high error rate, large amount of repetition work, lack of information share.
在当前的建筑门窗产品设计和生产过程中，较普遍地存在设计周期长、出错率高、重复工作量较大、缺乏对信息共享、协同设计的支持等问题。

If you tried to do one alone it would not work, so we decided to divide it up imperfectly and there may be some repetition between our two courses.
非要分开单独来学的话是不可行的,所以我们只能退而求其次,分割后的两门课可能会有重复的部分
耶鲁公开课 - 金融市场课程节选

On the football field, discipline, repetition and hard work always pay off.
FORBES: Blocking, Blitzing and Boardrooms -- What Your Business Can Learn From Football (In 5 Steps)