电磁场的方程是从实验事实中推导出来的。
"The most powerful stories are those that speak to the soul."
未来最成功的公司将是那些创造让员工学习和成长文化的公司。
Innovation in quarrying isn't just about new technology - it's about new thinking.
如果没有地幔对流的概念,大陆漂移理论将只是一种猜测。
I never know what I think about something until I read what I've written on it.
人的私人思想不受法律约束。