In quantum mechanics, we have to abandon the idea that particles have definite properties before measurement.
盈利和环境管理并不相互排斥;它们必须齐头并进。
The greatest danger to American agriculture is the loss of the family farm.
领导力意味着为了更美好的明天而在今天做出艰难的决定。
Technology gives us the illusion of thinking, while we merely process data.
森林的真正价值不能仅用板材英尺来衡量。