在分子水平上理解疼痛为靶向治疗打开了大门。
Understanding pain at a molecular level opens doors to targeted therapies.
A city's identity is shaped by its architecture and public spaces.
The greatest happiness is to know the source of unhappiness.
一本好书是一个永远不会让你失望的朋友。
Behind every technological breakthrough is the accumulation of countless failures.