[化] 过氧化铀

This is Scientific Americans 60 Second Science, I am Cynthia Graber, this will just take a minute. Compounds found in the herb thyme have antibiotic properties. Now scientists have demonstrated that thyme might have a future role in fighting acne. A

发表于:2018-12-24 / 阅读(377) / 评论(0) 分类 Scientific American(三)月

Daylight Turns Thin Plastic Barrier into Germ-Killing Material Daylight-powered germ-killing equipment may someday help protect health workers from deadly microorganisms like Ebola virus disease. That is a finding from a study published in the journa

发表于:2019-01-03 / 阅读(229) / 评论(0) 分类 2018年VOA慢速英语(四)月

克里会见欧盟外交政策负责人 LONDON, Oct. 14 (Xinhua) -- U.S. Secretary of State John Kerry held talks here on Sunday with European Union (EU) foreign policy chief Catherine Ashton on issues concerning Iran, Syria and others, reports said.

发表于:2019-01-07 / 阅读(261) / 评论(0) 分类 英语新闻

1. US intelligence officials say the 24 suspects arrested in an airplane terror plot were targeting ten flights from Britain to a number of US airports. They apparently planned to ignite a peroxide -b

发表于:2019-01-08 / 阅读(331) / 评论(0) 分类 美联社新闻一分钟2006

By Peter Heinlein United Nations 22 February 2007 The U.N. nuclear watchdog agency says Iran has failed to suspend uranium enrichment, in defiance of Security Council demands. From U.N. headquarters, VOA's Peter Heinlein reports the finding clears th

发表于:2019-01-12 / 阅读(273) / 评论(0) 分类 2007年VOA标准英语(二月)

By Mil Arcega Washington, D.C. 29 January 2007 watch Georgian Uranium report Georgian authorities have disclosed the arrest of a Russian man last year on charges of smuggling contraband uranium. Russian scientists confirmed the radioactive material

发表于:2019-01-13 / 阅读(301) / 评论(0) 分类 2007年VOA标准英语(一月)

By Scott Stearns White House 23 June 2006 Iran says it will not stop enriching uranium as a precondition for potential talks with the United States and European allies. President Bush wants Iran to respond to an offer from the international communit

发表于:2019-01-13 / 阅读(314) / 评论(0) 分类 2006年VOA标准英语(六月)

Israel's Defense Minister Ehud Barak is calling for significant sanctions against Iran, saying it is clear the country wants to be a nuclear weapons power. Barak made the comments during a visit to Washington. Israel sees Iran as an existential threa

发表于:2019-01-13 / 阅读(276) / 评论(0) 分类 VOA标准英语2010年(二月)

Analysts Dispute Iran's Uranium-Enrichment Claims The international community has demanded that Iran fully acknowledge all of its nuclear related activities, and halt any work toward acquiring nuclear weapons. But Tehran has responded by announcing t

发表于:2019-01-14 / 阅读(251) / 评论(0) 分类 VOA标准英语2011年(六月)

By Nancy-Amelia Collins Sydney 07 September 2007 Russia has signed a deal to import Australian uranium for Russia's nuclear energy program. The two countries were quick to assure the world that the material would be used only for peacetime nuclear pu

发表于:2019-01-25 / 阅读(330) / 评论(0) 分类 2007年VOA标准英语(九月)

By Paula Wolfson Washington 17 December 2007 President Bush says now that Iran has received an initial shipment of nuclear fuel for its Bushehr power plant from Russia, there is no need for Tehran to enrich uranium. VOA White House Correspondent Paul

发表于:2019-01-28 / 阅读(292) / 评论(0) 分类 VOA常速英语2007年(十二月)

By Margaret Besheer Washington 15 May 2007 IAEA Board of Governors, Vienna, Austria Despite U.N. Security Council sanctions and international demands that Iran suspend its nuclear enrichment work, diplomats and international inspectors say the Islami

发表于:2019-01-28 / 阅读(306) / 评论(0) 分类 2007年VOA标准英语(五月)

67 维生素C能否破坏DNA? DATE=7-11-01 TITLE=SCIENCE REPORT - Vitamin C and DNA BYLINE=Nancy Steinbach (Start at 59

发表于:2019-01-30 / 阅读(359) / 评论(0) 分类 科技之光

By Marlene Smith After a week of delicate negotiations, the International Atomic Energy Agency's ruling body has adopted a resolution calling for Iran to suspend all uranium enrichment activities. The

发表于:2019-01-31 / 阅读(321) / 评论(0) 分类 VOA2004(下)--新闻盘点

By Phil Mercer Sydney 15 August 2007 Australia has ended its ban on uranium sales to India. The country has so far refused to sell the nuclear fuel to countries that have not signed the nuclear Non-Proliferation Treaty, but Foreign Minister Alexander

发表于:2019-02-06 / 阅读(322) / 评论(0) 分类 2007年VOA标准英语(八月)

Iran says it needs uranium enriched to 20 percent to fuel a medical research reactor Elizabeth Arrott | Cairo 08 February 2010 Iranian President Mahmoud Ahmadinejad, wears eye protection goggles as he visits an exhibition of Iran's laser science, in

发表于:2019-02-12 / 阅读(330) / 评论(0) 分类 VOA标准英语2010年(二月)

By Lisa Bryant Paris 19 October 2009 Iranian Ambassador to International Atomic Energy Agency, Ali Asghar Soltanieh (R) arrives at Vienna meeting, 19 Oct 2009 The International Atomic Energy Agency is hosting a meeting in Vienna to discuss plans to

发表于:2019-02-12 / 阅读(246) / 评论(0) 分类 VOA标准英语2009年(十月)

benzoyl 苯甲酰 peroxide 过氧化物 inflammation 发炎 hyaluronic acid injections fillers 注射玻尿酸填充 facial cleanser 洗面奶 firming facial toner 紧致爽肤水 sunscreen/sunblock 防晒霜 facial mask 面膜 body lotion 润体乳

发表于:2019-02-16 / 阅读(255) / 评论(0) 分类 早安英文

Iran and its nuclear plans 伊朗与其核计划 Time out 对话暂停 The West and Iran will negotiate for four more months, but the gap is wide 西方与伊朗将全面谈判对话延长四个月,但双方分歧很大 AFTER some unconvincing last

发表于:2019-02-17 / 阅读(286) / 评论(0) 分类 经济学人文艺系列

And what happened was -- when we get in to chapter two of the nuclear threat era, which started back in 1945. 而现实是当我们进入1945年开始的核威胁时期的第二阶段 Chapter two starts in 1991. 第二个阶段是从1991年开始的

发表于:2019-03-04 / 阅读(352) / 评论(0) 分类 TED演讲教育篇
学英语单词
abdominal massage
aceto-acetic acid
aerophagia
air strike coordinator
akroyd
amyl vinyl ether
andrographon
arabinonucleic
astonying
asynchronous circuits
atomic absorption analysis
ballet positions
bastida
birthday candle
blasticidin S
brunder
can-spam act of 2003
caricke
cash loss
cement soil
civil engineering cost
claopodium aciculum
climacterid
Conatricha
cross striation
d.a.s.
decked-out
direct electrization
double roots
engine system
etch hole
far infra-red radiant element
FDP
ficin proteinase
firing proof
font
food supply industry
fuel spray-air mixture
garrulax chinensis
gaseous ring
glass-fibre laser
Gobiesociformes
Grosse Aue
isoanhydroretinol
keshena
kowtows
lead stabilizer
lenticular iron ore
let's
linear voltage wave form
maximum short take-off and landing weight (msw)
MCX
mean monthly discharge
medical indigent
mennage
military defense
mixed initiative interaction
multicolor
noise reduction fan
Nonmarketed claims
nullinstrument
ontime
orthotrichum callistomum
phosphoviteuine
photomorphogenic
picht
profit prior to incorporation
provisioners
psychologico-
qix
reamed
rejection level
roar for
Rostashi
salinating
searchore
series feed oscillator
six-footers
social awareness
soil vertical distribution
spinning process
spirit duplicator
square sleeve gage
stretch forming machine
strong dependency
succinylase
the genie is out of the bottle
trophochromidium
Téahupo
unconditional pardon
undifferentiation
united states agency for international development (usaid)
unprocreative
untank
van't hoff's factor
variable head torch
viscosity law
Wien bridge osillator
wilby
wind-slab avalanche
woelsendorfite
wooden sole shoes