There are around a half-million cases a year, mostly in the Amazon basin, a region heavily affected by deforestation.

VOA: standard.2010.06.17

But what Milgram found that was particularly interesting was that in about half of the cases these packages went through two people.

但米尔格林姆一个特别有趣的发现是,有一半包裹经过了两个人。

耶鲁公开课 - 心理学导论课程节选

The obvious one is to divide it in half, but there may be cases where there are different divisions you want to have take place.

之前的例子是为成两份，但是也有可能在一些情况之下,要分成不同的份数。

麻省理工公开课 - 计算机科学及编程导论课程节选