什么是CPR(2)
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小故事:来电话了
当妻子发现丈夫撒谎时会是个什么状况!!! Hints: Betty Sue JeezA guy is reading his paper when his wife walks up behind him and smacks him on the back of the head with a frying pan. He asks, "What w...
COPD是什么?(2)
全球超过2亿人患有慢性阻塞性肺疾病(Chronic Obstructive Pulmonary Disease, C.O.P.D.)...Air pollution can also cause the disease. Miners and others who work around some kinds of dust and chemicals...
iphone降价惹风波(2)
iphone降价应该是好事啊,但是却引来了非议At the same time, they note that the price cut will make it easier for Apple to meet its goal of selling one million iPhone units in the United States by t...
了解太阳风(1)
太阳风可不是一股风哦,到底是什么,看吧!The so-called northern and southern lights glow and shimmer colorfully in what 19th century Scottish poet W.E. Aytoun described as streamers shooting all n...