The theory of plate tectonics describes the motions of the lithosphere, the comparatively rigid outer layer of the Earth that includes all the crust and part of the underlying mantle. The lithosphere(n.[地]岩石圈)is divided into a few dozen plates o

发表于:2018-12-08 / 阅读(391) / 评论(0) 分类 新概念优美背诵短文50篇

BP says it may find out in the next 12 to 14 hours whether its latest attempt to cap a devastating oil spill works. CEO Tony Hayward concedes it's risky. Earlier, Coast Guard Admiral Thad Allen announced that the damaged pipe spewing crude from the f

发表于:2019-01-08 / 阅读(42) / 评论(0) 分类 2010年NPR美国国家公共电台6月

今天还是要继续讲两个在大选期间新闻界常用来报道选战形势的习惯用语。你知道哪一种运动是美国人日常用语最丰富的源泉呢?是美国最风行的球类运动:棒球。今天要说的两个习惯用语都

发表于:2019-01-09 / 阅读(106) / 评论(0) 分类 美国习惯用语

在美国每年棒球季节的第一场比赛相当于春天来临的信息。说真的,这一百多年来最得美国大众青睐的运动就是棒球,而棒球运动也成了习惯用语的丰富来源。我们今天就专讲一些出自棒球运

发表于:2019-01-09 / 阅读(112) / 评论(0) 分类 美国习惯用语

Now what am I going to do with you? Meggie gaped at the tiny thing roaming blindly round Fee's bare skin in search of more hirsute territory, then she began to weep. Without needing to be told, Frank got the copper going while Paddy paced up and dow

发表于:2019-01-29 / 阅读(46) / 评论(0) 分类 荆棘鸟

Sheep shearing is a job but also a sport. The best shearers enter competitions to see who is the fastest and best. The Golden Shears is the final. The six best shearers compete in this final. They have 20 lambs each. Judges check that the shearer has

发表于:2019-02-19 / 阅读(45) / 评论(0) 分类 新西兰英语