This paper analyzed the inferior group of students in colleges and universities in psychology, health and teaching factor field through the method of document, questionnaires and statistics.
采用文献资料法、问卷调查法、数理统计法等，主要从心理因素、健康因素和教学因素等方面对大学生体育弱势群体进行调查研究。
On those rare occasions when I have advertised products which consumer tests have found inferior to other products in the same field, the results have been disastrous.
几次这样的经验告诉我，消费者一旦发现我广告的产品次于同类的其他产品，后果就是灾难性的。
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