如果我们现在不采取行动,下一代将继承一个资源更少、挑战更大的世界。
The study of automorphic representations reveals the hidden symmetries of number fields.
宇宙不仅比我们想象的更奇怪,而且比我们能够想象的更奇怪。
The most sustainable quarry is the one that balances production with environmental stewardship.