So part of the goal here is, this should not be a grueling, exhausting kind of task, it's really something that should be helping you learn the material.

所以部分目标在于，这不应该是一个累赘，不是那种沉重的任务，它应该能帮助你,学习材料。

麻省理工公开课 - 计算机科学及编程导论课程节选

You went through a grueling screening process.

这是个疲劳轰炸的筛选过程。

麻省理工公开课 - 固态化学导论课程节选