The ability to associate depends, in turn, on the degree to which communities share norms and values and are able to subordinate individual interests to those of larger groups.

材料中拓扑和对称性之间的相互作用可以导致意想不到且令人兴奋的物理现象。

The beauty of a well-designed algorithm lies in its simplicity and efficiency.

If you are not willing to learn, no one can help you. If you are determined to learn, no one can stop you.