单词：Wenzenbach
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This is Scientific Americans 60-Second Science, Im Cynthia Graber. This will just take a minute. Seismologists spend a lot of time listening to the earth. Ocean acoustic monitors have been providing information on the earths vibrations since the 1930
Scientific American(六)月
Researchers Record Iceberg Breaking Loud as an Earthquake The sound can be mistaken as a stringed instrument like a double bass, or maybe some kind of truck on the highway. But it actually is an iceberg, in the Antarctic Weddell Sea, grinding slowly
VOA标准英语2013年(七月)
Maryland Company Sends Locator to Plane Search 马里兰商号用探测器进行平面搜索 LARGO, MARYLAND Experts say no one will really know what happened to Malaysia Airlines Flight 370 until the black box - the flight recorder - is retrieved. T
VOA标准英语2014年(四月)
By Liu Enming San Francisco, California 04 September 2007 Pipe picks up sounds created by waves At the tip of a tiny peninsula near San Francisco, California's Golden Gate Bridge stands the Wave Organ, a work of art that allows people to listen to mu
2007年VOA标准英语（九月）
Seismologists spend a lot of time listening to the earth. Ocean acoustic monitors have been providing information on the earths vibrations since the 1930s. But there are other sounds those monitors pick up as well, for instance those of waves and ch
60秒科学
PERTH, Australia/KUALA LUMPUR, April 6 (Xinhua) -- Chinese and Australian ships have picked up acoustic signals while searching for missing Malaysia Airlines Flight MH370 in the southern Indian Ocean. The underwater detection represents an important
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