So unfortunately, we had just ruined roughly 1.4 million bytes worth of data.

不幸的是，我们已经破坏了,140万个字节的数据。

哈佛公开课 - 计算机科学课程节选

So might have been seen long and that might be correct on some servers, but very, very often the data type called "long" is actually 4 bytes.

你们有可能看到过long，那个在一些服务器上是正确的,但是非常，非常普遍的是，那个叫做“long“的数据类型,只占有4个字节。

哈佛公开课 - 计算机科学课程节选