1. The M.E. tried to take fingerprints, but when he rolled the blackened fingers over the card, the skin peeled off.
The M.E.技术专家试图取手印，但他把熏黑了的手指翻转过来放在取手印的卡片上时，手指上的皮脱落了。
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2. Porter, M.E. and Kramer, M.R., "Strategy and Society: The Link Between Competitive Advantage and Corporate Social Responsibility", Harvard Business Review, December 2006.
3. Porter, M.E. and Kramer, M.R., "Strategy and Society: The Link Between Competitive Advantage and Corporate Social Responsibility", Harvard Business Review, December 2006.
