To sequence DNA is to read the book of life.

The method of psychology must be as exact as that of the physical sciences.

向更清洁能源的过渡必须实用、经济且可靠。

照片实际上是所指的散发。从一个真实的身体，曾经在那里，发出的辐射最终触及到我，我在这里。

自由贸易使得资源得以最优配置。