For example,in most sub-Saharan African countries, the U.N.Children's Fund says more than half the deliveries take place at home, with no skilled birth attendant present.

VOA: standard.2010.05.11

Log n Log n, because at each stage I'm cutting the problem in half. So I start off with n then it's n n/2 n/4 n/8 over two n over four n over eight.

因为总共有多少层？,因为在每一层，我都是把问题分解成两半,因此以n开始，然后是。

麻省理工公开课 - 计算机科学及编程导论课程节选

Now, it's kind of a cyclical argument here because how do you sort the left half of N elements?

在这儿有点循环的意思,那么如何对N个元素中的左半部分进行排序呢？

哈佛公开课 - 计算机科学课程节选

"I thought we turned it around in the second half, " N.

NPR: No. 9 Miami Beats NC State 81-71 In ACC Semifinals

"We think there's room for another marathon in Manhattan, in the spring, " said Scott Dickey, chief executive of Competitor Group, whose Rock 'n' roll marathon and half-marathon series has grown from six races in 2008 to 33 in cities around the world.

WSJ: Hopes for a Second NYC Marathon

Meanwhile, half of the U.N. observers have left Syria as their mission begins what is set to be its final 30-day mandate, the U.N.

CNN: Syrian rebels, regime forces clash in Aleppo