In the last three decades the lakes have shrunk to less than half of their original size.

VOA: standard.2009.12.16

We actually threw half of the list away and we kept dividing it down, until ultimately we got something of size one to search.

我们实际上将另一半的列表给抛弃了,我们接着不断的如此分解下去,直接最终我们搜索到了唯一的一个元素。

麻省理工公开课 - 计算机科学及编程导论课程节选

Here's the left half, so now I have a problem of size 4.

这边是左半部分，所以现在问题的大小是。

哈佛公开课 - 计算机科学课程节选

It wants parents to reduce the risk of choking by first cutting hot dogs in half lengthwise, cutting grapes into quarters and reducing the size of other foods that can get stuck in children's throats.

VOA: standard.2010.02.23

This case, I reduced the size of the problem in half.

这很好的表明了这是，对数级复杂度的问题，我马上就要解释。

麻省理工公开课 - 计算机科学及编程导论课程节选

We took the problem of size a thousand, we divided it in half.

当我们遇到一个规模为一千左右的问题时，会将其分为两部分。

哈佛公开课 - 计算机科学课程节选

Sort the left half and that left half was only of size 1.

对左半部分排序，其大小是。

哈佛公开课 - 计算机科学课程节选