But this is things we've learned as the years have gone past.

这是我们经过很多年经验教训积累才学到的。

麻省理工公开课 - 化学原理课程节选

So in the short term, my future plans are to get some real human resources experience

短期内，我计划做一些人力资源方面的工作，积累经验，

事业和人生都重要 - SpeakingMax英语口语达人

People have done experiments through the ages, and they've accumulated the knowledge from these experiments, and they've synthesized these experiments into a few basic empirical rules, empirical laws, which are the laws of thermodynamics.

很长的时期内，人们做了大量的实验，从这些实验中积累知识,将这些实验总结成一些基本的经验法则和定律，这就是热力学的定律,然后，人们给这些定律添加，数学架构。

麻省理工公开课 - 热力学与动力学课程节选

Well, they could do all that and that's the knowledge that was in the palace that allowed the kings and his people to send out messages,orders to everybody to do what they did.

他们不断尝试将所积累的经验和知识,保存在王宫中,国王和他的子民可以发出通告或者政令,让所有人都实行他们的方法

耶鲁公开课 - 古希腊历史简介课程节选