单词：suplagotoxin
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As we mentioned, President Xi will travel to the US for his first face-to-face meeting with President Donald Trump. The two-day trip will be held in Florida at the Trump's Mar-a-Lago estate. Dubbed the Winter White House, the Mar-a-Lago estate is own
cctv9英语新闻2017年
Medical Microbiology医学微生物学 adenovirus 腺病毒 adsorption 吸附 aerobe 需氧菌 aflatoxin 黄曲霉毒素 airborne transmission 空气传播 amantadine 金刚烷胺 anaerobe 厌氧菌 anthrax 炭疽 antigenic drift 抗原漂移,抗原转
医务英语
This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. As long as there have been mice, people have sought a better mousetrap. And since we figured out that bacteria can make us sick, weve searched for better
Scientific American(十)月
This podcast is brought to you by the American Chemical Society. The global challenges chemistry solutions podcast from ACS discusses how chemistry researchers critical in solving some of the world's most daunting problems, concerning energy, food an
Scientific American(十一)月
Bad Things Come in Small Packages 拆信小心！ While most armies in the world shun their use, and military authorities exclude them from warfare, the technology to produce biological and chemical w
有声英文阅读
D Dahurian Rhododendron Leaf P.E 满山红提取物 Daidzein 大豆甙元 Daidzin 大豆甙 Dandelion P.E 蒲公英提取物 Daphnetin 瑞香素 Daphnin 瑞香甙 Daucosterol 胡萝卜甙 Dauricine 蝙蝠
医务英语
This is Scientific Americans 60-Second Science, I am Cynthia Graber .This will just take a minute. How can we improve engines, inhalers and fire extinguishers? Maybe by copying a beetle. The bombardier beetle's name might scare off predators if they
Scientific American(四)月
This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. For years, scientists and physicians have been up in arms about the rise in antibiotic resistance. Seems that many bacteria, devious buggers that they ar
Scientific American(一)月
At one time or other, someone has probably told you its written all over your face. Thats because your emotions can influence your expressions. Well, a study in the journal Psychological Science suggests that the reverse is also true: that the look o
Scientific American(二)月
KELLY MCEVERS, HOST: The White House says Prime Minister Abe will be the president's guest at Mar-a-Lago this weekend. That word guest helps avoid a possible violation of the Emoluments Clause in the Constitution, which forbids U.S. officials from ta
2017年NPR美国国家公共电台2月
Trump's Frequent Visits Disrupt Palm Beach Life And Businesses KELLY MCEVERS, HOST: President Trump is scheduled to fly to Mar-a-Lago again tomorrow. It is the third weekend in a row. Trump has always been a frequent visitor to his club in Palm Beach
2017年NPR美国国家公共电台2月
ARI SHAPIRO, HOST: For the seventh time since taking office, President Trump will spend this weekend at Mar-a-Lago in Palm Beach, Fla. Government watchdog groups want a federal court to force the Trump administration to release a list of visitors to
2017年NPR美国国家公共电台4月
The tailings ponds are the largest toxic impoundments on the planet. 那些残渣池是世上最大的毒性蓄水池 Oil sands-r rather I should say tar sands-oil sands is a P.R.-created term， 油砂－或者我该称它为沥青砂－油砂是公关
TED演讲商业篇
Science and Technolgy 科技 Arthritis and botulinum toxin 关节炎与肉毒杆菌毒素 Something to celebrate 值得庆贺 Botulinum toxin may help relieve chronic pain 肉毒杆菌毒素也许能够帮助缓解慢性疾病的痛苦 ARTHRITIS is t
经济学人科技系列
Scheele's one notable shortcoming was a curious insistence on tasting a little of everything he worked with, including such notoriously disagreeable substances as mercury, prussic acid (another of his discoveries), and hydrocyanic acida compound so f
万物简史
BEIJING, July 23 (Xinhua) -- A Chinese dairy company has been ordered to suspend production after its infant formula products were found to contain the carcinogen aflatoxin, the nation's quality watchdog said Monday. Excessive amounts of aflatoxin we
英语新闻
1.An army scientist committed suicide before federal prosecutors could charge him with mailing anthrax-laced letters after the 9/11 attacks. Authorities say that the letters may have been part of a warped plan by Bruce Ivins to test a vaccine for th
美联社新闻一分钟2008年(八)月
Science and technology 科学技术 Arthritis and botulinum toxin 关节炎与肉毒杆菌毒素 Something to celebrate 值得庆贺 Botulinum toxin may help relieve chronic pain 肉毒杆菌毒素也许能够帮助缓解慢性疾病的痛苦 An infl
经济学人科技系列
The voluntary financial disclosure form released Friday shows the Trump Organization and Mr. Trump himself earned $529 million in total revenue and income from early 2016 through his first three months as president. Among the highlights, the presiden
PBS访谈社会系列