And one reason is, this enormous heat sink heats up Greenland from the north. 有一个原因，北方沉积的大量热能加热了格陵兰岛。 This is an annual melting river. But the volumes are much larger than ever. 这是一条每年融化的河。但流量却比往年都要大。
幸福的代价：这篇演讲者介绍了很多种世界顶级贵的奢侈品，有吃的、用的、住的，试图探讨这些奢侈品的价格和他们带给人们的享受是不是成正比。作者了他个人的体验发现有些他喜欢觉得值，有些他觉得不值那个钱。最后还提到其实高标价本身也可以增加人们的满足感。也就是本来一块钱的饼干标价100出售，反而提高了人们的幸福感，很诡异的事。 Benjamin Wallace: The price of happiness
Hi everybody. 大家好！ Wednesday is Earth Day, a day to appreciate and protect this precious planet we call home. 下周三是世界地球日，这是我们珍惜和保护这个作为我们共同家园的珍贵星球的日子。 And today, there's no greater threat to our pla
Schizophrenia is a brain disease. 精神分裂是一种大脑疾病 Its defining feature is psychosis, or being out of touch with reality. 它的主要症状是幻想，或者是与现实脱离 Delusions and hallucinations are hallmarks of the illness. 妄想和幻觉
