So, if you could make automobiles with a high magnesium content, you would reduce the mass, reduce the energy required, and thereby reduce the environmental impact.

所以，如果你能用含镁量,很高的材料来制造手机，你就能减轻手机的质量，减少制造所需能量，因此减轻了对环境的破坏。

麻省理工公开课 - 固态化学导论课程节选

RIM, the maker of Blackberry, sells for fifty, sixty, seventy times earnings; when you buy that stock, earnings can go up.

加拿大RIM公司，黑莓手机的制造商，以收益的五十倍，六十倍或者七十倍出售；,当你买那只股的时候，收益可能会上升。

耶鲁公开课 - 金融市场课程节选