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据说,全世界的“左撇子”数竟高达4亿多,仅美国就有2500万,其中男子几乎占总数的三分之二。说来大家或许不信:胎儿中就有左撇子。爱尔兰皇后大学科学家利用超声波扫描仪观测了224例胎儿,发现其中212例在母腹中喜吮右指,另12例则喜吮左指。进一步
Allegedly, the number of “lefties” in the world is as high as 400 million, with 25 million in the United States alone, with men accounting for almost two thirds of the total. Perhaps we do not believe it: left-handed fetus. Scientists at Queen’s University in Irvine observed 224 fetuses using an ultrasound scanner and found 212 suck right fingers in their mother’s belly and 12 suck left fingers in the other. further