单词：mean low water spring tide
单词：mean low water spring tide 相关文章
Time is precious. Nobody can afford to waste time. Once time has gone by, it will never return. You can never turn the clock back. Time passes very quickly. In fact, people say time flies. Time and ti
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The end of winter comes late to the mountainous northwest of the United States, and in particular, it lingers in Yellowstone. The heart of Yellowstone is a high cold plateau, 8,000 / feet up, surround by the spires of the Rocky Mountains. After five
自然百科2012年
This mother bear's experience gives her family a good chance of survival until spring arrives. They will return again and again as the thaw releases more fish. On the warmer plains and valleys that surround the plateau, grazers are on the move. They
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By Cathy Majtenyi Nairobi 19 May 2008 Fuel efficient stoves and ceramic water purifiers are two examples of low-tech innovations that can help people in poor countries improve their quality of life. Because what is known as appropriate technology usu
VOA标准英语2008年（五月）
Make a Splash! Now, the VOA Learning English program Words and Their Stories. This is the show that explains the origin and usage of common American English expressions. Today, we are going to make a splash! Yes, you make a splash when you jump into
2016年VOA慢速英语(六)月
AGRICULTURE REPORT - Red Tides By Mario Ritter Broadcast: Tuesday, February 01, 2005 I'm Phoebe Zimmermann with the VOA Special English Agriculture Report. Different events can change the balance of s
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