[化] 氟硅酸铷

Good morning Mrs. Hall. If none of your teeth are bothering you, I'll restore the tooth with the largest cavity. 霍尔太太,早安。 假如你的牙齿不让你难受的话, 那么我就把蛀的最厉害的牙补一补。 This is the tooth th

发表于:2018-12-03 / 阅读(99) / 评论(0) 分类 口腔临床英语对话

The flu epidemic intensified a few week ago, but it continued to worsen with widespread outbreaks being reported in every state except Florida. NBC's Robert Bazell reports. And there's new information tonight about this year's flu epidemic and why i

发表于:2018-12-11 / 阅读(94) / 评论(0) 分类 万花筒2008年

When Pyrex(公司名) cookware first came out, it was advertised as the ice box to oven, because itwas made of borosilicate glass which could weather large temperature changes without undergoing thermo-shock and shattering. But today, Americans Pyrex

发表于:2018-12-24 / 阅读(60) / 评论(0) 分类 Scientific American(九)月

This is scientific American sixty seconds science. I'm Christopher Intagliata. Got a minute? When Pyrex cookware first came out, it was advertised as icebox to oven. Because it was made of borosilicate glass which could weather large temperature chan

发表于:2018-12-24 / 阅读(56) / 评论(0) 分类 Scientific American(九)月

Larry has the flu. His nose is running. He coughs a lot. He sneezes a lot. When he coughs, he covers his mouth. When he sneezes, he covers his mouth. When his nose is running, he wipes his nose with a tissue. Larrys mother is taking care of him. She

发表于:2019-01-02 / 阅读(86) / 评论(0) 分类 超级简单英语阅读

Swine flu spread 'not sustained ' 猪流感疫情继续传播 The number of confirmed cases (确诊病例) of swine flu in the UK has risen to 15. 英国猪流感确诊病例上升到 15 人。 The increase, from 13, comes as health chiefs await the results of more than 60

发表于:2019-01-07 / 阅读(90) / 评论(0) 分类 英语新闻

THE HAGUE, June 24 (Xinhua) -- Bird flu was discovered at a poultry farm in the central Dutch province of Flevoland, the Ministry of Agriculture said Friday. It said the virus discovered was a mild variant. The farm's 47,000 chickens were slaughtered

发表于:2019-01-11 / 阅读(91) / 评论(0) 分类 英语新闻

A few months ago the fairy tale came true. 几个月前,童话故事成真了! We announced to the world that we know what these streaks are. It's liquid water. 我们向世界宣布,我们已经知道这些条纹是什么了。是液态水。

发表于:2019-01-18 / 阅读(83) / 评论(0) 分类 TED演讲科学篇

Cassini just a few months ago also flew through the plume, and it measured silicate particles. 卡西尼太空船几个月前又从这些飞溅的水流中穿过,它检测到了硅酸盐颗粒。 Where does the silica come from? 这些硅从哪来的

发表于:2019-01-18 / 阅读(93) / 评论(0) 分类 TED演讲科学篇

China has launched two satellites into space on a Long March carrier rocket from the Xichang Satellite Launch Center in Sichuan Province. The satellites are part of the country's growing BeiDou Navigation Satellite System. The launch of the Long Marc

发表于:2019-01-19 / 阅读(127) / 评论(0) 分类 2018CRI中国国际广播电台

Larry has the flu. His nose is running. He coughs a lot. He sneezes a lot. When he coughs, he covers his mouth. When he sneezes, he covers his mouth. When his nose is running, he wipes his nose with a tissue. Larry's mother is taking care of him. She

发表于:2019-01-24 / 阅读(70) / 评论(0) 分类 英语第1级听力-English Level 1

Science and Technology Plastics There and back again 科技 塑料 旧法新用 An old idea may help solve the problem of plastic waste 一个老方法也许可以帮助解决塑料垃圾的问题 PLASTICS were once regarded as wonder-materials. They

发表于:2019-01-26 / 阅读(85) / 评论(0) 分类 经济学人科技系列

manganese n. 锰(元素符号为Mn) mantle composition 覆盖物的成分 Mercury n. 水星 molten v. 溶化;adj. 熔铸的 monitor n. 监视器,监控 mudflow n.[地] 泥流 Neptune n. [天]海王

发表于:2019-02-02 / 阅读(141) / 评论(0) 分类 英文语法词汇

Fourth confirmed swine flu case 第四例猪流感确诊病例 Anti-viral drugs are being issued to treat those affected by the flu A fourth case of swine flu has been confirmed in Northern Ireland. A man who has recently returned from Florida has tested posi

发表于:2019-02-04 / 阅读(77) / 评论(0) 分类 英语新闻

Tokyo has first swine flu cases 东京第一例猪流感确诊 Health officials in Japan have confirmed the first cases of swine flu in the densely populated (人口稠密的) capital, Tokyo. Two schoolgirls tested positive for the H1N1 virus after their return

发表于:2019-02-04 / 阅读(74) / 评论(0) 分类 英语新闻

CANBERRA, Aug. 31 (Xinhua) -- Australia's new chief medical officer, Professor Chris Baggoley, on Wednesday said Australian should not be worried about reports that a mutant strain of the deadly bird flu virus is spreading across Asia and beyond. On

发表于:2019-02-08 / 阅读(109) / 评论(0) 分类 英语新闻

BEIJING, Nov. 7 (Xinhuanet) -- A huge asteroid will pass closer to Earth than the moon on Tuesday, but experts say there is no cause for alarm. Asteroid 2005 YU 55 will pass about 300-thousand kilometers from the earth. The giant space rock is about

发表于:2019-02-08 / 阅读(84) / 评论(0) 分类 英语新闻

The U.S. space agency NASA's Mars probe Phoenix has detected icy snow falling through the Martian atmosphere. The spacecraft has also discovered material in the planet's soil that is leading scientists a step closer in their conclusion that life pro

发表于:2019-02-08 / 阅读(66) / 评论(0) 分类 VOA标准英语2008年(十月)

As an ass was quietly dining on thistles,he beheld a shepherd seated beneath a tree,awakening sweet echoes on his flute,and charming the ears of all within hearing,excepting our discontented lop-eared brute,who thus soliloquized:The world

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

白洁得了流感! 白洁 caught the flu!! 还有谁感觉 really gross!? 1) flu 流感 2) I feel so gross 我感觉很不舒服 3) Call in sick打电话请病假 4) Sick in bed 卧病在床 5) Get well soon! 快点好起来呀!

发表于:2019-02-20 / 阅读(77) / 评论(0) 分类 OMG美语
学英语单词
Acrocarpus fraxinifolius
aeronautical light
aeroplane view
ajugalactone
ametropia-correcting lens
antichemical medicine
Baniwa
barnardo
bird of Minerva
bottom-pouring
bridge console
buttermilk skin
Chandalar R.
cheilopogon pinnatibarbatus pinnatibarbatus
competing style
constrained game
Corticism
Corydalis pseudoadoxa
cruise speed range
culgee
Cumberland Gap
cyclopentanoperhy drophenanthrene
deficit covering loan
degradation failure rate
deliquesence
Demyansk
deprioritising
direct drive cyclometer
don't cry
Dourado, Cachoeira do
englehart
epioblasma sulcata perobliqua
eroticizing
Excoecaria cochinchinensis
exterior evacuation light
extractum platycodi liquidum
extrapolation number
Father Winter
fatigued product
fishery protection vessel
free-running differential
frgt.
gabb
Geat
goloe-shoe
hand-pulling
heart of gold
heat-resistant coating
hodgskin
Husillos
incidental science experience (ise)
item manager
Land of Enchantment
lariam
liftline
mazzettiite
microangioma
Miocaina
Molos
movilene
Mérignac
neutral-density filter
Nizina River
outward curvature
over-play
paisa
paradon
pentaerythritol tetrastearate
pollution-free engine
Polypodium vulgare
porogadus guentheri
process tree
prysor
public-utility
pyrifolia
Rama II
razo
reconnaissance and surveillance area
refinanced loan
Sagasca
salesman itinerary
sandee
Senada
Serzh
snam
sortita
spindle jaw half coupling
stack ponring
stanty
stilicho
subtroical plant
superquick ratio
Taxable transaction
temporary lighted buoy
thermo-electric
ungirds
unstable protection
W. N. P.
weather
Wilyamz, Tall
Yaredes
zoopharmacology