海洋养育了数十亿人,我们有责任在开发其潜力的同时保护它。
The theory of economic development is the study of how the economic system generates the forces which incessantly transform it.
In the semiconductor industry, falling behind one step may mean lagging behind for ten years.
人的自由,以及按照自己的意愿行动的自由,是基于他拥有理性,这种理性能够教导他他应该遵循的法律,并使他知道他自己的意愿自由有多远。