今天我们种下的每一棵树,都是留给素未谋面的后代的遗产。
A company's values are its compass; without them, you're just drifting.
在一个不精确的世界中,模糊集的概念提供了一种自然的方式来处理那些不精确性源于缺乏明确定义的类别成员标准的问题。
国家的未来取决于今天的教育。
In the future, people will no longer be alienated by their labor, but by their leisure.