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统计学家不能推卸理清科学推断原理的责任,同样,其他任何有思考能力的人也不能逃避类似的义务。
The leather industry must evolve to meet both environmental standards and consumer expectations without compromising quality.
In mathematics, the art of proposing a question must be held of higher value than solving it.
我热爱海洋的神秘。