氧化氯

For quick relief of upset stomach or acid indigestion caused from too much to eat or drink, drop two tablets in an eight-ounce glass of water. Make sure that the tablets have dissolved completely befo

发表于:2018-12-07 / 阅读(149) / 评论(0) 分类 知性英语

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(209) / 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(112) / 评论(0) 分类 2018年VOA慢速英语(四)月

This is Scientific Americans 60-second Science, Im Steve Mirsky, got a minute? Friends who had a swimming pool also had a little sign posted that said, We dont swim in your toilet. Please dont pee in our pool. Despite such widespread admonitions, 4/5

发表于:2019-01-08 / 阅读(158) / 评论(0) 分类 Scientific American(五)月

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(204) / 评论(0) 分类 美联社新闻一分钟2006

1. Thousands of war protesters converged on Washington today. They marched from the Vietnam War Memorial to the Pentagon to observe the 4th anniversary of the start of the war in Iraq. 2. Meanwhile the violence continues in Iraq. The military says t

发表于:2019-01-08 / 阅读(191) / 评论(0) 分类 美联社新闻一分钟2007

By Margaret Besheer Baghdad 06 April 2007 Iraqi officials say a suicide bomber has detonated a truck filled with explosives and chlorine gas near the western Iraqi city of Ramadi. At least 27 people were killed and dozens more injured and sickened. F

发表于:2019-01-09 / 阅读(189) / 评论(0) 分类 2007年VOA标准英语(四月)

Syrian Chemical Weapons Concerns 叙利亚化武问题 The second interim report by the Fact Finding Mission of the Organization for the Prohibition of Chemical Weapons, or OPCW, concludes that chlorine was almost certainly used as a weapon in attack

发表于:2019-01-14 / 阅读(203) / 评论(0) 分类 VOA标准英语2014年(十月)

AILSA CHANG, HOST: Scientists announced today that they have figured out the cause of an outbreak of Legionnaires' disease in Flint, Mich., a few years ago. Twelve people died. This was at the start of the city's water crisis. And the problem was a l

发表于:2019-01-16 / 阅读(167) / 评论(0) 分类 2018年NPR美国国家公共电台2月

Everybody loves the swimming pool. But how clean is the water in the average backyard or public pool? If you trust chlorine to take care of germs, you're in for a surprise. Chlorine and other disinfec

发表于:2019-01-26 / 阅读(164) / 评论(0) 分类 阅读空间

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

发表于:2019-01-29 / 阅读(125) / 评论(0) 分类 万物简史

The commercial potential for the stuffwhich soon became known as phosphorus, from Greek and Latin roots meaning light bearingwas not lost on eager businesspeople, but the difficulties of manufacture made it too costly to exploit. An ounce of phosphor

发表于:2019-01-29 / 阅读(138) / 评论(0) 分类 万物简史

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(184) / 评论(0) 分类 科技之光

UNITED NATIONSThe U.N. Security Council unanimously agreed Friday to establish a joint investigation mechanism to identify perpetrators of chlorine and other toxic chemical attacks in Syria. It is the first time the council has sought to establish ac

发表于:2019-02-04 / 阅读(99) / 评论(0) 分类 英语新闻

By Margaret Besheer Irbil, Iraq 17 March 2007 In the volatile Western Iraqi province of Al-Anbar, suicide bombers driving trucks filled with chemicals struck at three different locations late Friday afternoon. U.S. military officials said Saturday at

发表于:2019-02-04 / 阅读(174) / 评论(0) 分类 2007年VOA标准英语(三月)

TAIYUAN, May 4 (Xinhua) -- Coca-Cola Shanxi Beverages Co. Ltd. on Friday announced the resignation of its general manager and the suspension of several employees after admitting traces of chlorine were found in some of its drinks. The company also ma

发表于:2019-02-06 / 阅读(199) / 评论(0) 分类 英语新闻

Change up your eating habits 改善饮食培养良好的饮食习惯 Can the Salt 远离罐头 Although canned vegetables retain the same nutrients as fresh vegetables, they also may come with something extra that could prove unhealthy. Canned vegeta

发表于:2019-02-16 / 阅读(171) / 评论(0) 分类 英语听力广播—Listening

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(128) / 评论(0) 分类 早安英文

Oxygen itself is not combustible; it merely facilitates the combus tion of other things. (氧本身是不可燃的,它只是帮助别的东西燃烧。 This is just as well, for if oxygen were corn bustible, each time you lit a match all the air

发表于:2019-02-25 / 阅读(136) / 评论(0) 分类 万物简史

文本: Max: Okay, time for some Chloe cosplay... Chloe: Hey, there you go! Rachel left a bunch of her clothes with me... She's your size. Max: But not quite my _(1)_ . Chloe: Max, you don't have a style yet. At least give it a try. You can always

发表于:2019-02-27 / 阅读(259) / 评论(0) 分类 小龟乐游记英语短文
学英语单词
3-nitrosalicylic acid
airborne laser laboratory
alkali fast green v
anaerobic biological treatment
anthemene
bait boat
Balatonboglar
big-idea
bleaching room
business america
Canoe L.
circuital magnetization
conditional variance
cream-faced
croodled
dared
daterra
deep cervical fascia
depressive syndrome
double wedge aerofoil profile
employee relation
entrapreneurship
epoxide-hydrase
flash reducing propellant
floor layer
fume extraction
gage pin
Game Speed
game theoretic
gas-discharge source
glucosan
green algae
gropefest
gymless
gyro display coupler (gdc)
half-duplex switched link
high order mode
hypostatical
ideational meaning
insulated case
integrograph
jagannaths
Judases
Judenhetze
just bill
kirronosis
knowledge base debugger
laminated bearing
luchador
mapping extension
marine deposits
Marsden
massedly
member in good standing
Michaelis indicator method
mixed rags
monglaensis
myodes
Nicki
normal shutdown (for wind turbines)
offset harrow
Ogawara-ko
oscillating displacement pump
outdoor external insulation
over-optimism
paper injection/extractor
pearl nucleus
penetration of electric field
percussion type boring machine
permier
Play It Again
pleovitrophyric rock
pleulcer syndrome
polyvinyl chloride composite
postship
pot-shaw
potential resource
power control loop
r.t.s
Ramoshorca
Ranunculus trautvetterianus
rebaited
regenporphre
reopen
resonance-level spacing
revenue-cost graph
reverser cowl
sepia filter
slide rest
southeasts by east
soyte
supergovernmental
swartish
the brink
ultraviolet photometry
underdot
unencrypted password file
welbourns
West Nile Dis.
white resist printing
Wolof empire
zoom ratio