程序资料很容易在键盘上设定及改变，调试非常方便快捷。

Program information is very easy to set and change on the keyboard, debugging is very convenient and quick.

youdao

所以，加工中心机床用户一定要保存好原始程序资料、修改记录，做好软件备份，这样可大大缩短维修时间。

Therefore, the processing center of the user must preserve the original program information, modify records, do a good job of software backup, this can greatly shorten the maintenance time.

youdao

保持记录，研究你的在线资料，并决定你可以删除什么，下载一个像Freedom这样的程序，使你远离浏览器，或采取 "数字安息日"。

Keep logs to study your online profile and decide what you can knock out, download a program like Freedom that locks you out of your browser, or take a "digital Sabbath".

youdao

Because we obviously can't, in any course, or even any set of courses, tell you everything you'll ever want to know in life we've seeded some things in this program that will be unfamiliar, so during the time you're studying the program, get online, look it up, figure out what they do.

因为在任何一门课上或者几门课上，我们都不可能告诉你，所有你想知道的事情,我们在这个程序中,加上了一些你们不熟悉的东西，所以在你们研究这个程序的时候，你们可以上网找资料，弄懂它是干什么的。

麻省理工公开课 - 计算机科学及编程导论课程节选

So among your printout from Wednesday, if you have it, you have a file called math1.c. If you don't have this, the programs are short today, so it should be easy enough to follow along visually, but a PDF and the actual source code is available online for these things.

从你们周三打印出来的资料来看，如果你们手上有的话，你们会看到有个叫做的“math1，c“的文件，如果你们没有资料，那些程序还是比较短的，所以你们应该可以很轻松地,来看这些程序，但是那个PDF文件,和实际的源代码都可以到网上找到,相关的资料。

哈佛公开课 - 计算机科学课程节选

You're not going to start for the rest of your life if you ever need to solve a problem with a computer from scratch, odds are you're going to reach for some off the shelf packages or libraries or tools that other people wrote so that people like us don't have to reinvent the wheel again and again.

如果你想用Scratch来解决问题,却使用其他人写的程序,或者利用现成的资料或工具,这样以来,我们的确可以避免做重复性的工作,但却永远学不会编程。

哈佛公开课 - 计算机科学课程节选