单词:carbonate gypsum
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ANNOUNCER: Welcome to THIS IS AMERICA IN VOA Special English. I'm Faith Lapidus. White Sands National Monument One of the worlds great natural wonders is in the state of New Mexico, in the American Southwest. Nature has created huge moving hills of
Broadcast: Feb 19, 2003 By Shelley Gollust VOICE ONE: This is Steve Ember. VOICE TWO: And this is Mary Tillotson with the VOA Special English program EXPLORATIONS. Today we tell about one of the world
ANNOUNCER: Welcome to THIS IS AMERICA IN VOA Special English. I'm Faith Lapidus. One of the world's great natural wonders is in the state of New Mexico, in the American Southwest. Nature has created huge moving hills of pure white sand. These sand du
HELSINKI, July 17 (Xinhua) -- A waste stack near the coast of the Baltic Sea is leaking considerable amount of phosphorous to the sea waters, Finnish environment ministry said on Wednesday. The Finnish Environmental Institute took samples from two ph
The four miners have been named as Guan Qingji, Hua Mingxi, Li Qiusheng and Zhao Zhicheng. They were brought to the surface one after another through an specially drilled access shaft between 9:20 and 10:50 local time, late on Friday. They are now re
日常生活中,意外伤害很难避免。如果我们不及时救治或者操作不当的话,很可能会对自身或者他人的身体造成伤害,所以,掌握一些急救常识非常必要。下面我们来看一段关于学习急救的对