The leather industry must evolve to meet both environmental standards and consumer expectations without compromising quality.

尿素合成是一个幸运的发现，但它开辟了一个新的研究领域。

All life comes from an egg.

Success is not about the destination, it's about the journey.

A free press can be good or bad, but, most certainly, without freedom, the press will never be anything but bad.

为了完整地展示这个图表，我确实需要一个四倍空间的屏幕。然而，由于政府支出的削减，我们只能带给一个两倍空间的屏幕。