So on your computer's hard drive are again, a whole bunch of tiny magnetic particles aligned this way or this way.

因此，你的电脑硬盘是完全是,有一簇按照这种方式排列的磁性粒子。

哈佛公开课 - 计算机科学课程节选

You can very quickly drive yourself nuts by sitting down, thinking, oh, I can write this program, no sweat, and then you write it and then there's a tiny little mistake here, but then there's a tiny little mistake here and here, and all of these stupid little things cascade until you try running your program, and the thing just doesn't work.

如果你只是仅仅干坐着，不费吹灰之力，凭空幻想着我可以把这个项目搞定，你会想地发疯的，也许你会写出一点东西出来，可能会有一点点错误,紧接着这或那又出现一点小错误，这些小错误一点一点地堆积了起来,直到你开始运行你整个项目，你会发现这堆东西根本就不工作。

哈佛公开课 - 计算机科学课程节选

Well in C and many similar languages, you have to implement that same bracing structure with your keyboard using an open curly brace and a closed curly brace, so a tiny little detail.

在C语言和一些类似的编程语言中,你也必须搭建同样的架构,同样也得注意前大括号啊,后大括号啊等等这些细节问题。

哈佛公开课 - 计算机科学课程节选

And odds are if a week hence, two weeks hence just for fun you decide to reimplement your Scratch project -- or some tiny piece of it, it wouldn't be surprising -- or shouldn't be -- if you end of implementing the same game or animation or whatever using a completely different set of puzzle pieces Same deal we'd see here.

可能一周之后，两周之后，为了好玩,你决定重新实现你的Scrtch工程,或者其中一小部分，它将不会是令人惊讶的-,本来也不应该是--如果你运行相同的游戏,或者是动画，亦或是用完全不同的设置,来运行拼图游戏,我们将看到相同的处理。

哈佛公开课 - 计算机科学课程节选