The difference in I.Q. between siblings was a result of family dynamics, not biological factors like changes in gestation caused by repeated pregnancies, the study found.
The difference in I.Q. between siblings was a result of family dynamics, not biological factors like changes in gestation caused by repeated pregnancies, the study found.
研究揭示，兄弟之间的智商差别是家庭动力的结果，并不是生理因素，像是由于重复怀孕所引起的怀孕的变化。