Dr White looked at the records of 8, 000 people dating back to the 1970s who had all had their IQ measured at the ages of five and ten.
怀特博士查看了8000人的记录,一直追溯到上世纪70年代,这些人都在五岁和十岁时做过智商测试。
A: it all depends on how the pillows are positioned, says Harvard's Dr. White.
答:哈佛大学的怀特博士说,这完全要取决于枕头放置的方式。
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