of the world's children live in poverty.

这差不多是全世界儿童人口数量的一半
One of you mentioned war and refugees, this is a major issue.

有人提到了战争和流亡者是个主要问题
The UN defines refugees as people living outside their country,

联合国将难民定义为居住在祖国外的人群
although there are plenty of people who are refugees

虽然有很多难民
but still remaining in the country's borders,

仍徘徊于祖国的边境
unable to return owing to well founded fear or persecution

因为怕被找到或是遭受迫害而不能回国
because of race, religion, nationality,

这是因为种族宗教国籍
political opinion, or membership of a particular social group,

政治主张或参与特定的社会团体而引起的
and the number of refugees is considerable.

其数量是相当大的
Here's the most--here' a breakdown from the United Nations

这是联合国提出的一个分类
showing the ten largest groups of people and their origin,

给出了十个人数最大的群体和他们的故乡
who are refugees starting with Afghanistan

这些难民从阿富汗开始流亡