单词：lateral system of braces
单词：lateral system of braces 相关文章
Rob: Hello and welcome to 6 Minute English from BBC Learning English. I'm Rob and with me is Finn. Finn: Rob: Finn? Are you ok? Finn: (breathes out) Ahhh 49 seconds I was just holding my breath! Rob: A new hobby of yours, Finn? Finn: Well today we're
六分钟英语
A unique array of underwater listening devices stretches 3,000 kilometers along the west coast of North America to track marine life along the continental shelf. It's like giving fish a cell phone, says Pacific Ocean Shelf Tracking (POST) executive d
VOA标准英语2010年(九)月
AS IT IS 2014-08-06 Astronauts Train in Underwater Laboratory 宇航员在水下实验室训练 Four astronauts recently completed training to help prepare for a planned visit to an asteroid, or space rock. The four trained in a special laboratory fi
2014年VOA慢速英语(八)月
Noisy Ships Have Whales Yelling to be Heard Ferries, freighters and fishing and tour boats are part of the tableau that often makes living by the sea postcard-pretty and desirable. But all that maritime activity creates cacophony underwater - and has
VOA标准英语2011年(六月)
Protected marine sanctuaries lure divers, scientists Rachel Abrams | Point Lobos, California 06 April 2010 Point Lobos State Reserve is a sanctuary for thousands of sea and shorebirds. Related Links: Point Lobos State Natural Reserve Edward Weston ph
VOA标准英语2010年(四)月
Here's a hotel worth writing home about: a company in Poland plans to build tourist accommodation under the sea. The structure can be towed to a suitable location and placed on supports on the sea bed. The 'Water Discus' will be made up of an underwa
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