关于对如何提高英语课堂生活质量的研究在国内外均较为多见。
A number of studies both at home and abroad address issues about improving life quality of English language classroom.
研究人员进行了六组不同的关于快乐和生活质量的研究，来研究最适宜的快乐水平。
The researchers looked at six different studies of happiness and life outcomes to investigate the optimum level of happiness.
作为一个民族，我们可能在寻求不可能奏效的治疗方法上花钱太多，而在更平常的提高人们生活质量的研究上花钱太少。
As a nation, we may be overfunding the quest for unlikely cures while underfunding research on humbler therapies that could improve people's lives.
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