让我们从一些坏消息开始吧，美国人在科技技能上表现太差了，比如使用电子邮件，在电脑上给文件命名，用网页上的链接，或者发短信给某人。

Let's start with the bad news that Americans are terrible at technology skills, using email, naming the file on a computer, using the link on a webpage or just texting someone.

youdao

不需要担心文件命名约定或者目录结构，一切都在数据库中。

You don't need to worry about file-naming conventions or directory structures — everything's in the database.

youdao

这 是在文件命名约定可以简化事情的另一个领域。

This is another area in which the file naming convention simplifies things. We pass the extension function the root of the XML source file

youdao

The convention is not to call it something dot txt but something dot C, just a convention.

但这个文件并不是以XX，txt命名,而是以XX，c命名，这只是一种约定而已。

哈佛公开课 - 计算机科学课程节选

I'm gonna call my file hello.c. There's a little bit GUI-- of distraction here but this is because this is not a GUI, CLI a graphical user interface, this is a CLI, command-line interface, which just means there are no windows and icons.

我先给我的文件命名为“hello，c“,你们也许会觉得有点烦，因为不是，图形用户界面，这是，命令行界面，这意味着没有窗口，没有图标。

哈佛公开课 - 计算机科学课程节选