Most often the reason for this is that the mother is insensitive to the signals of the infant, whose brain is programmed to learn language rapidly.

通常是母亲对婴儿发出的信号不敏感，而婴儿的大脑已经对快速学习语言做好了安排。

youdao

As always, she wondered how her loud, insensitive father had managed to marry a woman like her mother, for never were two people further apart in birth, breeding and habits of mind.

因为从出身、教养和性格来说，世界上再没有比他们彼此距离更远的两个人了。

youdao