1.bereferred to as 被称为

例句：They're often referred to as internally displaced people.

他们常被称为国内流离失所者。

2.apply for 申请

例句：It's only a quarter of a million—250,000 Syrian refugees that have applied for asylum in the European Union.

只有一百万的四分之一－－也就是二十五万个已经申请欧盟庇护的叙利亚难民。

3.the total number of 总共

例句：This is less than two percent of the total number of internal and external refugees from Syria.

这还不到叙利亚国内外难民总数的百分之二。

4.be allowed to 被允许

例句：The Syrian refugees are not allowed to apply for asylum in the embassies of the EU countries in this region.

叙利亚难民不能在这地区的欧盟国大使馆申请庇护。