单词:aerated drilling fluid
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The situation is still very fluid. There remains degree of uncertainty and there are still regime elements who pose a threat. But this much is clear: The Gaddafi regime is coming to an end, and the future of Libya is in the hands of its people. In ju
The top US commander in Afghanistan, General Stanley McChrystal, is in hot water with the White House for some derogatory comments he made during an interview for a magazine article. The remarks were controversial enough to have him summoned to the W
Do you need eight glasses of water everyday? Tring to do the right thing by drinking eight full glasses of water everyday may do little more than making a person run to the bathroom, a researcher said. Newspaper articles, health and beauty magazines
ARI SHAPIRO, HOST: President Trump will sign an executive order tomorrow that aims to expand offshore drilling. The order will essentially try to undo actions taken by his predecessor, Barack Obama, that restricted drilling in the Arctic Pacific and
Some state lawmakers are pushing to ban(1) potentially(2) cancer-causing(3) chemicals from children's products and sofas. The two flame retardant(4) chemicals are known as TCEP and TDCCP and are found in car seats, strollers(5), changing pads(6), oth
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. In theory, scientists could learn a lot about our health by testing tiny amounts of bodily fluidsa drop of blood, a tear, a bead of sweat. But somethin
U.S. President George Bush is again calling on opposition Democrats in Congress to expand offshore oil drilling. VOA White House Correspondent Scott Stearns reports, high energy prices are a big part of this year's presidential campaign. President G
Environmentalists claim the drilling could contaminate New York's unfiltered drinking water sources with dangerous chemicals and radioactivity Carolyn Weaver | New York 24 December 2009 Photo: Sabine Aronowsky Manhattan borough president Scott String
Alaskan Wins Environmental Prize for Opposing Offshore Drilling Saving her village traditions means everything to community activist Caroline Cannon. This includes the annual hunt for one bowhead whale, in which villagers use wood-framed boats covere
Sleep. It's something we spend about a third of our lives doing, but do any of us really understand what it's all about? Two thousand years ago, Galen, one of the most prominent medical researchers of the ancient world, proposed that while we're awak
What an important place the kitchen is. Two weeks ago we covered some of the basic areas of the kitchen; do you remember them? Where do we store the cups and plates? The cabinets of course. And, what would we use if we wanted to make a milkshake? A b
22 防止口蹄疫的传播 DATE=3-17-01 TITLE=IN THE NEWS #472 - Foot-and-Mouth (1)Disease BYLINE=George Grow (Start at 1'08
By Cynthia Kirk ENVIRONMENT REPORT - April 26, 2002: Arctic Refuge Drilling This is the VOA Special English ENVIRONMENT REPORT. The Democratic-controlled United States Senate has voted to block explor
flow vi.流,流动 flower n.花,花卉;开花 flu n.流行性感冒 fluctuate vi.波动 vt.使波动 fluent a.流利的,流畅的 fluid n.流体,液体 flush n.兴奋,脸红;发烧 flute
By Mil Arcega Washington 11 July 2006 Watch Offshore Drilling report The United States House of Representatives has passed a controversial measure designed to lift a 25-year ban on oil drilling in U.S. coastal areas. As VOA's Mil Arcega reports, env
Can it really be sixty-two years ago that I first saw you? 我们初次相遇,难道真的是六十二年前吗? It is truly a lifetime, I know. But as I gaze into your eyes now, it seems like only yesterday that I first saw you, in that small ca
My friend Sarah is a vet. I have asked her to tell us about a typical days work. I am a veterinary surgeon and work for a charity called PDSA, which stands for the Peoples Dispensary for Sick Animals. We treat pets belonging to people who are on stat
But he cannot in any degree breathe through his mouth, 不过,不管怎样,它是不能用嘴呼吸的, for, in his ordinary attitude, the Sperm Whale's mouth is buried at least eight feet beneath the surface; 因为,按它通常的状态说来