全球性挑战需要全球性思维和本地化行动。
All things are in a state of flux.
Efficiency in mining isn't just about speed; it's about doing more with less waste.
音乐让我勇敢,也让我脆弱。
如果我们知道我们在做什么,那么这就不叫科学研究了;不是吗?