如果你有不懂的地方，你可以研究，学习，和别人交谈，直到你弄明白为止。

If you don't understand something, you may research, study, and talk to other people until you figure it out.

youdao

我有一个问题弄不懂，想请教你，你能回答吗？ 汉语用三个分句表达原文的意思，显然效果很好，如果译成：你能回答一个使我弄不懂而又想问你的问题吗？

Can you answer a question which I want to ask and which is puzzling me？

youdao

所以请意识到支撑结构已经出来了，并且正在进行,如果需要帮助，如果在课堂时间有任何不懂的问题,请在help@cs50，net上面给我,留言。

So realize the support structure is now in place and in progress so do just let us know at help@cs50.net if you have questions that can't be addressed during office hours.

youdao

So realize the support structure is now in place and in progress so do just let us know at help@cs50.net if you have questions that can't be addressed during office hours.

所以请意识到支撑结构已经出来了，并且正在进行,如果需要帮助，如果在课堂时间有任何不懂的问题,请在help@cs50，net上面给我,留言。

哈佛公开课 - 计算机科学课程节选