可是呢，我又错了。

Once again, I was wrong.

youdao

但这次我又错了，学习没弄好，玩也没了指望。

But this time I again wrong, don't learn together, playing a hope.

youdao

这孩子又犯什么错了？我想着，老师偷偷溜出门来，将我带到一边。“我想和你谈谈乔纳森，”她说道。

What now? I thought, as she rustled through the door and took me aside. "I want to talk to you about Jonathan," she said. .

youdao

Secondly, as we go to the more advanced part of the course, we'll take a result from this part of the blackboard, stick it into the second part and keep manipulating, so if I screwed up in the beginning and you guys keep quiet, we'll have to do the whole thing again.

其次,随着我们课程的深入,我们需要把黑板这边的计算结果,抄到黑板的那边,不停地这么做,如果我一开始就写错了,而你们又不出声,我们就得全部重新来过

耶鲁公开课 - 基础物理课程节选