Innovation in oil extraction isn't optional—it's a necessity for sustainability.
故事的力量在于它能够激发创造力。
相位裕度是系统在变得不稳定之前可以容忍的程度的度量。
I'm just a woman. And as a woman, I have no way to make money, not enough to earn a living and support my family. Even if I had my own money, which I don’t, it would belong to my husband the minute we were married. If we had children they would belong to him, not me. They would be his property. So don’t sit there and tell me that marriage isn’t an economic proposition, because it is.
"I write to find out what I think."