新边疆

例句：

1. 1. The discovery of a new frontier has sparked excitement among scientists.
   一个新边疆的发现激发了科学家的热情。
2. 2. The company is exploring the possibility of establishing a new frontier in Africa.
   该公司正在探索在非洲建立新边疆的可能性。
3. 3. The exploration of new frontiers is crucial for scientific progress.
   探索新边疆对于科学进步至关重要。