单词：degree of water erosion
单词：degree of water erosion 相关文章
The Strange and Beautiful World of Arches National Park 犹他州拱门国家公园:奇怪而美丽的世界 This week on our national parks journey, we travel to Utah. The western state is home to several of the most popular national parks in Americ
2016年VOA慢速英语(十)月
Pre-Listening Vocabulary temple: a religious building where people gather to worship metropolis: a large, heavily populated city urban sprawl: the uncontrolled growth of a city erosion: the gradual loss of ground surface depletion: the using up or em
趣谈英语
Were Losing Niagra Falls! Niagara Falls has been a famous honeymoon spot for over a hundred years: some honeymooners have been more faithful to it than to each other. 图片1 When The Falls Formed Since the falls were formed during the late Pleistoce
英语听力文摘 English Digest
Storms and tides are uncovering long-hidden human remains on New Yorks Hart Island. The island is a place where New Yorkers who have little money when they die have been buried for 150 years. Now, skulls and other bones mark the ground of small piece
2018年VOA慢速英语(五)月
VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Shirley Griffith. Today we tell about efforts to save an island in the American state of Maryland. Poplar Island lies about fifty-five kilometers sout
VOA慢速英语2009年（十）月
US Scientists working on new ways to battle the erosion that threatens Louisiana's coastline have a dramatic new tool: a massive replica of the lower Mississippi River. The multi-million US dollar model, complete with flowing water, aims to isolate t
2018CRI中国国际广播电台