单词：acidic attack
单词：acidic attack 相关文章
This is Scientific American's 60 Second Science. I'm Steve Mirsky, got a minute? The Meridiana Planum region of Mars once had water that was really soft and highly acidic, conditions in incredibly hostile to any life forms that we know about. So any
Scientific American(二)月
Hungry Lasagna So you made lasagna last night, and it was delicious. You saved the leftovers by wrapping aluminum foil over the top of the pan, and putting it in the fridge. When you get hungry today, you go to look for that lasagna, but it looks lik
英语听力文摘 English Digest
Fish raised in the more acidic seawater that would result from higher carbon dioxide levels forget to flee predators. More carbon dioxide emissions lead to more CO2 dissolving in the oceans, which turns the water acidic. Those sour seas slow the grow
60秒科学
Ted Landphair Earlier this month, an open microphone caught Democratic presidential candidate John Kerry in an unguarded moment, muttering to supporters about the Republican opposition.
VOA2004（上）--美国大选
More carbon dioxide emissions lead to more CO2 dissolving in the oceans, which turns the water acidic. Those sour seas slow the growth of corals. And it turns out acidic seawater also makes clownfish and damselfish suicidally bold and reckless, accor
Scientific American(七)月
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Landfills produce methanewhich can be valuable as an energy source. But scientists haven't known why landfills make so much methane. The solid waste in
Scientific American(四)月
This is Scientific American 60 second Science, I am Sophie Bushwick, got a minute~ Theyre called hydogels: Jell-O-like materials made of networks of long-chain molecules in water. And theyre as flexible as living tissue. But hydrogels could not recov
Scientific American(三)月
今天我们要学的词是cyber attack。 Cyber attack 网络攻击。Web sites of a number of South Korean government agencies were paralyzed by a suspected cyber attack on Wednesday, 韩国很多政府网站星期三陷入瘫痪状态，怀疑是由
英语每日一词
Algeria's Interior Ministry says a suicide car bombing in front of a police school near Algiers has killed more than 40 people and injured dozens more. Ricci Shryock has more from our West Africa regional bureau in Dakar. Gendarmes stand at the site
VOA标准英语2008年（八月）
如果你爱喝葡萄酒或经常遇到要喝葡萄酒的场合，学几句高大上的品酒英语尤其重要。 品葡萄酒本节课的重点词汇: 1) wine tasting 葡萄酒品酒会2) tasting flight 品酒序列3) Cabernet Sauvignon 赤霞珠4)
美国文化脱口秀
This week on Why Tell Me Why, we are finding out why the oceans are so salty. So the oceans are salty because the oceans have been around, lets say, for over five hundred million years. And over the course of time what we found out is that weve alway
自然百科2009年
Amygdala's Acidic Aspiration Answer A study in the journal Cell shows that the buildup of carbon dioxide when we stop breathing causes a pH change that signals proteins in the brain to force us to inhale. Karen Hopkin reports. Maybe its happened to y
60秒科学
By Naomi Schwarz Dakar 28 December 2007 Mauritania is investigating a second deadly attack less than five days after four French tourists were killed. The government is blaming the killings on a terrorist organization. In the latest attack, four sold
VOA常速英语2007年（十二月）
MEXICO CITY, Jan. 16 (Xinhua) -- Mexican Olympic race walker Noe Hernandez died of a heart attack on Wednesday after being shot in the head. The 34-year-old, 2000 Sydney Olympics runner-up, died on his way to the hospital following two heart attacks
英语新闻
By Benjamin Sand Islamabad 17 July 2007 A suicide bomb blast ripped through a crowded anti-government rally in central Islamabad, just minutes before the country's suspended chief justice was set to appear. From Islamabad, VOA Correspondent Benjamin
2007年VOA标准英语（七月）
今天我们要学的词是attack ad。 Attack, 是攻击，ad 是广告，把这两个词连在一起，attack ad意思就是带有攻击性的广告片。 Congressman Barney Frank of Massachusetts was criticized in a new attack ad for dancing aroun
英语每日一词
By Robert Berger Jerusalem 08 June 2008 Israel is backing away from a threat to attack Iran. Robert Berger reports from the VOA bureau in Jerusalem. Shaul Mofaz (file photo) Israeli defense officials have rejected comments by Cabinet Minister Shaul
VOA标准英语2008年（六月）
BEIJING, Aug. 23 (Xinhuanet) -- More than 90 percent of U.S. heart attack patients who need the lifesaving procedure receive it within just 90 minutes of being admitted to the hospital, according to a study released Monday in the journal Circulation.
英语新闻
Don comes up with another entrepreneurial venture, but Yael straightens him out just in time. [Thunder] Y: What are you doing outside, Don? It's about to rain. D: I'm setting up bottles. Y: I can see that. But why? D: For my new business venture: bot
英语时差8，16
Acid Water Yal: What are you doing outside, Don? It's about to rain. Don: I'm setting out bottles. Y: I can see that. But why? D: For my new business venture. Bottled rainwater! Y: As in living plastic bottles out in the rain and then selling them as
英语听力文摘 English Digest