在史蒂夫身上，我找到了导师。他激励我成长与自我挑战。加入苹果，对我来说不是换了一份工作，而是找到了使命。这是我做过最重要的决定。
It's also expensive and some environmental groups argue that emission reductions can be achieved at a lower cost, using more existing technology such as wind power, solar, and electric cars.。新收录的资料对此有专业解读
，推荐阅读新收录的资料获取更多信息
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Correct but exponentially bad in worst case，这一点在新收录的资料中也有详细论述