disadvantage and disadvantaged group
...劣势与劣势群体； 体质弱势群体；体育教学改革 [gap=839]Key words: vulnerability and vulnerable group; disadvantage and disadvantaged group; physically vulnerable group; PE teaching reform ..
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disadvantage and disadvantaged group
劣势和弱势群体
以上为机器翻译结果，长、整句建议使用 人工翻译 。