One has to pay dearly for immortality；one has to die several times while still alive.
气味受体和嗅觉系统的组织结构的发现为神经科学和生物学的研究开辟了新的途径。
The stories of our people are the stories of the land, and they are one and the same.
The streets of Paris have a memory of their own.
理解量子计算的基本限制对其未来发展至关重要。
After the storm, the sky is clearer.
