You should absolutely finish, at least A through part a this weekend, and save part b for next week.

你们要看完,或者至少看完部分，把B部分留到下周。

麻省理工公开课 - 化学原理课程节选

That's common sense. This is part of your DNA, And then their final product is an object, a b which ends up at a temperature or a warmness which is in between the hot and the cold.

这是常识，是你的一部分，它们的最终产物是一个物体，其温度或温暖程度,介于热与,冷之间。

麻省理工公开课 - 热力学与动力学课程节选