It just throws the decimal point away and that's because, again, these are ints and the answer intuitively should be a floating point value, but I need to be more specific.

它直接把小数点后面的数值丢弃掉了，因为，凭直觉，那些整型数和结果应该是一个浮点数据,但是我需要一个更精确的数值。

哈佛公开课 - 计算机科学课程节选

> Okay. Well, this code allocates a new integer pointee and this part sets x to point to it.

>，好的，呃，这段代码分配一个新的整型指针数据,这部分让x指向它。

哈佛公开课 - 计算机科学课程节选

And then LLD, we'll see in a moment, this is for particularly long numbers which will become relevant especially as you're trying to process lots of information.

然后是lld，我们等会就会看到，这个代表长整型数据,它是相当重要的，特别是当你需要,处理大量信息的时候。

哈佛公开课 - 计算机科学课程节选