The essence of computational thinking is abstraction and automation.
天然气是一种多功能燃料,可以在没有阳光和风的时候提供可靠性,从而支持可再生能源的增长。
五个人在一起才是真正的东方神起!
Fear is the foundation of most governments.
"Travel is fatal to prejudice, bigotry, and narrow-mindedness."
We want to build a Google that works for everyone.