化学物种模型

By Cynthia Kirk Broadcast: August 15, 2003 This is Bill White with the VOA Special English Environment Report. In the United States, the Army has started to destroy old chemical weapons at a base in t

发表于:2018-12-01 / 阅读(128) / 评论(0) 分类 VOA2003(下)-环境与健康

UN Under-Secretary-General Angela Kane is due to arrive in Damascus later today to push for access to the site of alleged chemical attacks for UN inspectors. The move comes after the Syrian opposition accused President Bashar al-Assad's forces of kil

发表于:2018-12-02 / 阅读(106) / 评论(0) 分类 世界各地新闻集锦

The Syrian government is denying allegations being made by rebel forces that the Syrian military has deployed chemical weapons in fighting in the suburbs of Damascus. Su Yi has the details. The Syrian opposition is accusing President Bashar al-Assad'

发表于:2018-12-19 / 阅读(75) / 评论(0) 分类 世界各地新闻集锦

Murchison Meteorite's Chemical Bonanza The 1969 Murchison meteorite was known to harbor complex organic compounds, but a new analysis in Proceedings of the National Academy of Sciences finds that it may also contain millions of chemicals and shed lig

发表于:2019-01-02 / 阅读(146) / 评论(0) 分类 60秒科学

Syria and Russia say the United States has lied about chemical weapons attacks in the Syrian conflict as a way of blocking efforts to end the fighting. A Syrian foreign ministry source condemned what it called lies and allegations by U.S. Secretary o

发表于:2019-01-03 / 阅读(83) / 评论(0) 分类 2018年VOA慢速英语(一)月

Scientists have found that levels of a now-banned chemical are rising again in Earths atmosphere. The chemical is called CFC-11. It is the second most common kind of CFC, short for chlorofluorocarbon. Chlorofluorocarbons were once widely used in many

发表于:2019-01-03 / 阅读(107) / 评论(0) 分类 2018年VOA慢速英语(五)月

By Steve Herman Bhopal, India 08 January 2008 Dow Chemical, the world's second-largest chemical manufacturer, is facing difficulties trying to expand in India. The company is haunted by the 1984 leak of methyl isocyanate, one of the most lethal chemi

发表于:2019-01-07 / 阅读(137) / 评论(0) 分类 VOA标准英语2008年(一月)

AS IT IS 2016-03-13 US Holds IS Fighter Who Was Key to Chemical Weapons U.S. military officials say they captured a key person in the Islamic States chemical weapons program in Iraq. The IS operative was captured by American special-operations forces

发表于:2019-01-12 / 阅读(106) / 评论(0) 分类 2016年VOA慢速英语(三)月

Common Chemical May Damage Teeth A chemical compound thats been linked to a number of health problems in animal studies may also damage tooth enamel in humans. BPA is found in many resins and plastics that people use everyday, such as water and baby

发表于:2019-01-14 / 阅读(126) / 评论(0) 分类 VOA标准英语2013年(六月)

MARY LOUISE KELLY, HOST: We're going to revisit a community hit hard by Hurricane Harvey. Crosby, Texas, is home to a chemical plant owned by the company Arkema. After that plant lost power in the storm, trailers of unstable chemicals caught fire and

发表于:2019-01-16 / 阅读(77) / 评论(0) 分类 2017年NPR美国国家公共电台11月

In the wake of several serious chemical pollution incidents, China's Ministry of Environmental Protection says it will begin a nationwide inspection of all certified producers of dangerous chemicals of their pollution control measures. As Liu Yan rep

发表于:2019-01-19 / 阅读(76) / 评论(0) 分类 世界各地新闻集锦

Butterfly Shows Speciation Sign A study in the journal Science looks at Heliconius butterflies in Ecuador, in which a single gene change that influences mate choice may be the first step in the splitting of the population into two species. Cynthia Gr

发表于:2019-01-30 / 阅读(196) / 评论(0) 分类 60秒科学

Chemical Rush Brian Mcfadden Chess game, Im the pawn Youre the queen, Im the throne Take me out tonight Make your move, pick and choose Anywhere Im gonna lose Give it to me black or white Feel it coming on Like a pulse in my head Sending chills right

发表于:2019-02-07 / 阅读(98) / 评论(0) 分类 好听的英文歌曲

BEIJING, May 12 (Xinhuanet) -- Italian archaeologists(考古学家) are digging the remains of Lisa Gherardini, a 16th-century woman who is widely believed to be the model for the famous portrait Mona Lisa, AFP reported on Wednesday. The team of hist

发表于:2019-02-08 / 阅读(119) / 评论(0) 分类 英语新闻

音乐+爱情的化学反应:Chemical Rush 还是Brian Mcfadden小编对BB的新专辑实在不能不执着啊~这首依旧是混杂了电子风的Chemical Rush,稍微有些中规中矩,和专辑中电音味道更重的歌比起来,有些收敛

发表于:2019-02-11 / 阅读(78) / 评论(0) 分类 经典英文歌曲

音乐+爱情的化学反应:Chemical Rush Artist:Brian Mcfadden Song:Chemical Rush Chess game, Im the pawn Youre the queen, Im the throne Take me out tonight Make your move, pick and choose Anywhere Im gonna lose Give it to me black or white F

发表于:2019-02-17 / 阅读(106) / 评论(0) 分类 流行英文歌曲

音乐+爱情的化学反应:Chemical Rush 还是Brian Mcfadden小编对BB的新专辑实在不能不执着啊~这首依旧是混杂了电子风的Chemical Rush,稍微有些中规中矩,和专辑中电音味道更重的歌比起来,有些收敛

发表于:2019-02-18 / 阅读(94) / 评论(0) 分类 英文摇滚歌曲

An increasingly popular business model lets participating companies give to charity while making a profit. But the approach is blurring the lines between for-profit and not-for-profit organizations and raising questions about the real drivers behind

发表于:2019-02-19 / 阅读(152) / 评论(0) 分类 英语新闻

Chess game, Im the pawn Youre the queen, Im the throne Take me out tonight Make your move, pick and choose Anywhere Im gonna lose Give it to me black or white Feel it coming on Like a pulse in my head Sending chills right through my bones Keep coming

发表于:2019-03-02 / 阅读(128) / 评论(0) 分类 英文摇滚歌曲

今天我们要学的词是 chemical attack. Chemical attack 化学武器袭击。The United States launched a missile attack on Syria for its alleged chemical attack on civilians. 因据信叙利亚对平民发动的化学武器袭击,美国对叙利

发表于:2019-03-07 / 阅读(158) / 评论(0) 分类 英语单词荟萃
学英语单词
abate a nuisance
Addison's planes
animal welfare institute
ANS, A.N.S
arc-welded pipe
axes of minimum moment of inertia
biomagnifies
butterscotches
Bytyń
Canis, Major
carorovoricin
carry your weight
cercophora tuberculata
characteristics of demand
cherner
chi-square test
CLGP
cohune fats
compensating test
completeness of reaction
concept statement
crosnoe
cross-sectional property
deloss
diagrammatical representation
disposition of net profit
distolabial
editorial cartoon
end setting
epipterous
false regeneration
fifty-one a.r
fine droplet
foetal hydrocephalus
geometry of mapping
gerbasi
Ggaultheria procumbens
ground equipment test shop
heat-dissipating specimen
heterogametism
hill drop planter
Icarosaurus
import prohibition
janeen
Jolyon
Jugashvili
kangaroo grass
lampanyctus nobilis
lethrinus haematopterus
letter of credence
Limacidae
Lolui I.
lumber fresh water load line
made a convenience of
Marsabit Dist.
necrologue
nethermede
neutron flux density standard
nine edge leading
Ophiopogon clavatus
order selaginellaless
Ossoli
outer width of little toe
parahippocampal gyruses
periodic file
Phormidium scytonemicola
phosphine oxides
photophil phase
plum curculio
president benjamin harrisons
prevailers
pudding heart
queet
rejoicers
riser turret mooring
second-degree(erythemal)dose
seed leaf
Sinkiang Uighur
sraf
straight
stranded caisson
subtribe
sugar refinery
sunoya
symmetricalametropia
Tablones
task group
thik
togge
tomorrower
top-of-stack control word
tungsten strip lamp
unconscionable
us pi
varnhem
verruga
wall-hangings
warbleflies
whooping cranes
woft
Yong Peng
zoopsia