Sometimes they are outright foreigners, or more often they come from peripheral areas where nationality is doubtful.
有时他们是彻底的外国人，或者更普遍的情况是，他们来自国籍有争议的边缘地区。
2
Areas, nationality, education status, family economic status were the key factors of nutrition education effects.
地区、民族、文化程度、家庭经济水平是营养教育效果的主要影响因素。
3
Researchers found statistically discrete areas for each emotion tested, such as happiness, contempt and love, that were consistent regardless of respondents' nationality.