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来源:雅诚德英语网
But twin studies took a surprising twist in the 1980s, with the arrival of studies into identical twins who had been separated at birth and reunited as adults.
但在20世纪80年代,对出生时被分开而成年后重新团聚的同卵双胞胎进行研究时,双胞胎研究出现了令人惊讶的转折。