It became December. (I have been at Ault seventy-eight days.)

十二月了，我来奥尔特已经78天了。

I realized then how much work Ault would be for me.

我意识到，在奥尔特我有多少功课要做。

It became December. (I have been at Ault seventy-eight days. )

十二月了，我来奥尔特已经78天了。

Ault diagnosis method for power electronics rectifier based on PCA- Neural Network was proposed.

提出一种基于PCA-神经网络的电力电子整流装置故障诊断方法。

It was not clear to me how I’d arrived at this juncture gradewise, because before entering Ault, I’d never received lower than a B plus in any class.

我不明白自己在成绩上怎么沦落到如此田地，进奥尔特之前，任何功课我的分数都不低于B+。