President Obama talks about the importance of supporting and investing in clean energy manufacturing technologies as he visits the ZBB Energy Corporation’s manufacturing facilities in Menomonee Falls,
TED演讲：是什么造就了长城的无与伦比，好好学习下，下次向外国朋友介绍的长城的话就不会没有话说了。A 13,000 mile dragon of earth and stone winds its way through the countryside of China 一条1万3英里的土石之龙蜿蜒于中国乡野之间， with a history almost as long and serpent
As you probably know, the neurotransmitter associated with learning is called dopamine. 你知道，神经递质伴随学习产生的神经递质叫做多巴胺。 It's associated with reward-seeking behavior. 它与寻找奖励的行为相关联 And something very exci
Number one: I wish I hadn't worked so hard. 第一位：我希望我工作没有那么卖力。 Number two: I wish I had stayed in touch with my friends. 第二位：我希望我和我的朋友们一直保持联系。 Number three: I wish I had let myself be happier. 第三位：我希望我
