音标:[,ni:sәu'silәkeit] ;
岛硅酸岩

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(140) / 评论(0) 分类 口腔临床英语对话

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(95) / 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(86) / 评论(0) 分类 Scientific American(九)月

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(116) / 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(129) / 评论(0) 分类 TED演讲科学篇

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(119) / 评论(0) 分类 经济学人科技系列

It's time to bring total strangers together in a game we're calling Walk the Plank. 该把陌生人们聚到一起了 通过我们叫做走跳板的游戏 Alright let's find our contestants,Twitch you know who they are? - I do. 让我们的选手上台

发表于:2019-01-28 / 阅读(98) / 评论(0) 分类 艾伦脱口秀

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(181) / 评论(0) 分类 英文语法词汇

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(121) / 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(112) / 评论(0) 分类 VOA标准英语2008年(十月)
学英语单词
abrupt contrast border
absorption eage
ammonialike
ammonium chrome alum
Ardakan
Area septalis
auxiliary measuring device
ballylees
Berlese's crgan
Bernoise
bookwoman
break rules
calculus of probability
ceskomoravska vysocina
change privilege
chir pine
cinesi
condensed matter physics
constant volume test
couplets on pillar
cristle
culdoscopy
daill
Dimeriaceae
dismail
dog wrenches
drying time
dual-wavelength TLC scanner
E-page systems
eccentric hypertrophies
environment oxygen content
extreme speed
falling out
fixed neutral density filter
fluoriner
foot doctor
gene defect
general space differential geometry
genus Alectoris
gisel
Goedgegun
good ordinary bonds
gross protein value
hachured
heliodons
Heliotropium lasiocarpum
hohlt
hormonal agent
horseshoe sandwich
intra-firm
Japanese restaurant syndrome
jizzin'
kapellmeister music
level survey
liverworts
marine drug
methenyls
methyleneaniline
monopulse doppler radar
muscles of auricle
neoepinene
nine eleven
nitrogen arc welding
non articulated loco motive
normal curie point
oxygen concentration cell
pagewood
palo santo
parapineal
Parker Ra.
pars calcaneocuboidea (lig. bipartiti)
PC compatible
pelotherapy
Perigordian
personal decision analysis
photon collision
Pimpinella tibetanica
pluriarc
pole-fleeing force
pompon rose
potboilers
potcrat
properdin
pyl-
ratable property
redepositions
single vertical key
skisuits
slauen
start of word
statutory leave
straight-tip connector
sum-of-squares
switch canes
sympathetical
Sympson type sand mill
Ten Commandments
throw-in lever
to hawse
transexualism
Trinox
volumetric(al)analysis