每一个词都是通向理解的一步。
买水管、延长线或梯子时,买比你认为需要的长得多的。才会是正确的尺寸。
It is our mission as scientists of this generation to ensure Chinese people have enough to eat.
数据驱动的研究可以挑战长期持有的经济假设。
The most sustainable competitive advantage is a culture of continuous learning.