Well, the first rule is that you can’t really know anything if you just remember isolated facts and try and bang ’em back. If the facts don’t hang together on a latticework of theory, you don’t have them in a usable form.
I don't believe in limits.
Every word is a step towards understanding, but also towards confusion.
机器人是一种被编程执行多种任务的设备,并且可以重新编程以执行其他任务。