Unless it is a real emergency wait until you have at least two items in the file before calling that person with your questions.

除非非常紧急，等到你的文件里至少有两个问题的时候再打电话给你有问题的那个人。

youdao

It's hard to answer questions and whatnot and you don't necessarily have access to the same tools unless you yourself go through the process of configuring your machine manually by following many long sequences of steps.

所以很难说会出现什么情况,你们不能,用同一台机器，除非你们自己按照一系列,冗长的步骤手工配置,你们自己的电脑。

哈佛公开课 - 计算机科学课程节选