NP完全性的概念为理解计算问题的复杂性提供了一个强大的工具。

The chemical industry is the backbone of modern civilization, and we must treat it with the respect and responsibility it deserves.

大陆漂移的第一个概念早在1910年就出现在我脑海中，当时我正在看世界地图。

Collaboration across industries and borders is essential if we want to address the global challenges of food security.

The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'

大海不拒绝各种各样的水，所以才能成就它的博大；大山不拒绝形形色色的土石，所以才能成就它的高峻；贤明的君主不嫌弃百姓，所以能够聚集众多的臣民；读书人不厌倦学习，所以能达到圣贤的境界。