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题库 / GMATAdvanced-SC-21
Statisticians studying the health effects of uranium mining on Navajo communities have found others besides miners and millworkers to be affected; birth defects, children’s cancer, and altered birth ratios of males and females are much higher in mining than in non-mining communities.
children’s cancer, and altered birth ratios of males and females are much higher
cancer among children, and altered male and female ratios at birth are much higher
cancer among children, and altered birth ratios of males and females occur much more frequently
altered birth ratios of males and females, and children’s cancer are much higher
altered male and female ratios at birth, and cancer among children occur much more
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谁能翻译一下make sense birth defects, cancers among children occur much more frequently. altered birth ratios of males of females 改变的男女出生比率发生的更频繁？birth ratio should be higher吧not occur more frequently? 心累
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