Every exhibition is a temporary monument to a particular moment in time.

Success in grain cultivation isn't measured just in bushels, but in the health of our soil.

大型工业企业成为美国经济中最强大的机构，其经理人成为最具影响力的经济决策者群体。

Innovation and technology will be key drivers in meeting the world's energy needs sustainably.

我们不仅仅是开采石头；我们塑造社区的基础。