PAC学习框架提供了一种正式的方法来分析学习算法的效率和有效性。
The PAC learning framework provides a formal way to analyze the efficiency and effectiveness of learning algorithms.
过去是一道永不消散的阴影。
I'm a control freak. I admit it.
市场永远在变，唯一不变的是对客户需求的深刻理解。
"The world is full of stories, but the ones that matter most are the ones we tell ourselves."
We must bridge the gap between rural producers and urban consumers.
