And then in later experiments, we found the opposite, 而在随后的实验中，我们发现了相反的情况， that fir was sending more carbon to birch than birch was sending to fir, 花旗松给纸皮桦送的碳比纸皮桦给它的碳多， and this was because the fir wa
Dan Gilbert在Ted英语演讲：未来自我的心理 At every stage of our lives we make decisions that will profoundly influence the lives of the people we're going to become, and then when we become those people, we're not
下面是美国前国务卿赖斯于2012年5月12号在南卫理公会大学的演讲及英语演讲稿,南卫理公会大学是一所教会私立大学。 英语演讲稿： Thank you very, very much. Thank you, President Turner, for that wonderful introduction. Thank you to the chairman of your Board of Tru
Above all, we must realize that no arsenal, or no weapon in the arsenals of the world, is so formidable as the will and moral courage of free men and women. 所以，我们必须认识到，世界各地军火库中的任何武器没有自由人们的意志和维护道义的勇气强大
