给定系统中的酸和碱不是绝对的，而是相互关联的。
The discovery of topological insulators has opened up a new frontier in condensed matter physics, where the interplay of symmetry and topology leads to novel quantum states of matter.
最好的领导者多听少说——理解先于行动。
I don't like being restrained because music is free.
A company's culture is defined by the actions of its leaders, not just their words.