[网络] 不含硅酸盐

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(176) / 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(117) / 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(112) / 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(160) / 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(162) / 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(148) / 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(208) / 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(152) / 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(152) / 评论(0) 分类 VOA标准英语2008年(十月)
学英语单词
1-naphthylamine
Aalsmeerderbrug
air melted
analysability
aspidospondyly
astrometric base line
automatic black balance control
automatic hand sprayer
Ban Na Kon
be tired of sth
beatriz
Bilozerske
bioinoculants
blackfooted albatross
blow with the wind
breere
ca-clippers
chased thread
chebulagic acid
chlordantoin
collisional radiative recombination
creatorship
dekapoise
distribution of intensities
ditypism
emergency shut(off) valve
energy of ensemble member
equal to the occasion
feigned column
fire protection strip
flattening coefficient
full blown depression
full-duplex transmission
full-ionized
full-matrix method
g.q
Galerkin's method
genus Malpighia
gerres filamentosus
Gothenburg
graphic string
grey-crowned babbler
gutter slut
hexamers
hirudo nipponia
hypercalcification
in the same vein
indexed sequential data set
indirect analog
INMP
Jaatila
Jämjö
kuang ta chih wu
land based power plant
lattissimus dorsi
lick spout
Ligularia villosa
local corrosion test
losing synchronism
Mabudis I.
medical spring
mockful
modified pedigree method
molybdenum acid
money being scarce
musume
Māchhīwāla
N. H. C.
nickle and dime
nitrifying organism
nitro indicator
northlander
not yet diagnosed
peises
percent timer
Peter Seeger
pilot bread
pompine
price out of the market
push in
radiator grid
raufer
receipted bill
relateness
remain ahead of
Rousseauan
sequentials
short-circuit time constant
single purchase
solar terrestrial relationships
specificates
speed-of-light circle
synchronous transport module N
test manual
toxic anemia
track annealing
unaverse
undecanate
under-heating
unique to
verbal agraphia
wool gathering