要保存一件物品，必须知道它是如何制作的。

One must know how one object was made in order to preserve it.

youdao

如何将结果保存到文件中？

How to save the result in a file?

youdao

他还说，大家必须彻底想想如何保存即时性而同时又保存流动性。

We have to think through how you preserve the immediacy and yet preserve the liquidity.

youdao

What I have now is the following: I can write expressions, do combinations of things to get out values, I can store them away, I can print them up.

我已经讲过如下内容：,如何写表达式，如果把东西混合然后得到结果值，我可以将其保存，也可以将其显示。

麻省理工公开课 - 计算机科学及编程导论课程节选