加粉必须自己操作。打印机可没有自动加粉的功能。

You need to add toner by yourself. Printer have not the function of adding toner automatically.

youdao

除了记录交易和传递指令，我还自己操作销售代表传来的客户交易指令。

In addition to taking reports and relaying markets, I traded orders given to our desk by the sales force on behalf of our clients.

youdao

接下来我们将给你一个自己操作的机会来更好的理解数组和自动索引功能。

Now we'll give you a chance to better understand arrays and auto-indexing by working with them yourself.

youdao

If you really want to be obnoxious, you can do this because really these operators just undo themselves, right?

如果你的确有点反感，你可以这样做,因为这些操作符可以撤销它们自己，对不？

哈佛公开课 - 计算机科学课程节选

What I want this class to be is a class where at least sometimes, like on this homework assignment, I set up a model for you, set up the story for you, and then you have to actually figure out how do I set this up properly and how do I solve it out?

我希望这个课程是至少在某些时候,就像这次家庭作业,我为你们设定一个模型,设定故事情节,然后由你们自己实际操作,如何恰当地设计并解决它

耶鲁公开课 - 博弈论课程节选