The voice is a gift, but it's also something you have to work on every day.
声音是一种天赋,但也是你每天必须努力练习的东西。
学习阅读涉及注意力网络的发展,使儿童能够专注于字母和单词,同时忽略干扰。
The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.