1、
The sexologists envisage this as a social problem threatening the monogamous marriage.
性学家则认为这些社会问题威胁到传统的[一夫一妻]婚姻制度.
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2、
But some Chinese sexologists expressed doubts about the credibility of the survey.
但国内一些性学家则对调查结果的可信度表示了怀疑.
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