So even though we think of conditions as being Boolean values true or false, really underneath the hood true means anything other than zero.

即使我们考虑,布尔值的真假条件，在底层“真“表示非零。

哈佛公开课 - 计算机科学课程节选

What actually goes on underneath the hood?

在其背后是怎样运作的呢？

哈佛公开课 - 计算机科学课程节选

So it's doing something underneath the hood.

它会在后台运行一些的操作。

哈佛公开课 - 计算机科学课程节选

Now, really underneath the hood?

现在，在底层？

哈佛公开课 - 计算机科学课程节选

What's going on underneath the hood is we'll see pictorially X today is that when I declare this X, this variable X here.

底下所做的，我们将看到,当我声明这个X，这个变量。

哈佛公开课 - 计算机科学课程节选

But it is in fact indicative of what's actually going on underneath the hood and for a forensic investigator to be honest and even problem set 5, it poses a potential wrinkle if those JPEGs, those photos we took are not contiguous back to back to back but are all over the place.

但是实际上就像那些法医调查员,所做的实质说明,其实对套题5也是如此，如果那些JPEG文件有问题，我们将其数据不能连续的,放回原来的地方，那么图像会呈现出波纹形状。

哈佛公开课 - 计算机科学课程节选