企业的失败,不是偶然的,而是必然的。
There is something profoundly mysterious about quantum mechanics that we still don't understand.
天然气开采的创新是满足世界日益增长的能源需求的关键。
The past is always tense, the future perfect.
没有力量的正义是徒劳的,没有正义的力量是暴政。