首先，IQ的遗传特征竟然会随年龄的增长而表现得更明显，也就是说，随着人们年龄的增长，IQ的差异由遗传决定的程度竟逐渐提高。

One is that the heritability of IQ rises with age--that is to say, the extent to which genetics accounts for differences in IQ among individuals increases as people get older.

youdao

首先，IQ的遗传特征竟然会随年龄的增长而表现得更明显，也就是说，随着人们年龄的增长，IQ的差异由遗传决定的程度竟逐渐提高。

One is that the heritability of IQ rises with age--that is to say, the extent to which genetics accounts for differences in IQ among individuals increases as people get older.

youdao