So we're not going to turn you into an expert on computational efficiency.

我们并不是要把你训练成,一个计算效率专家。

麻省理工公开课 - 计算机科学及编程导论课程节选

The efficiency for the one on the left q1 is minus w over q1, The efficiency prime for the one on the right is minus w prime over q1 prime.

左边的效率是,负w除以，右边的效率是,负w一撇除以q1一撇。

麻省理工公开课 - 热力学与动力学课程节选