[建] 硅酸铜

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(153) / 评论(0) 分类 VOA标准英语2008年(十月)
学英语单词
aapss
Aconitum koreanum R. Raym.
acousto-optic scanning
adovetin
aguamiel
aiha
al-duri
Aniakchak National Monument and Preserve
autogiro
auxiliary heater
Ban Lam Pha
barbas
body line
bromotrifluoromethane
bulbocapine
channel command register
cheat the gallows
chemical cladding removal
chocolate panning
common junipers
condition indicator
criminalish
crowfoot cracks
cuisine stroke
culturally-appropriate
data output rate
de-Muslimized
defective space information
demoding circuit
device management module
dimethyl sulfourea
discharge temperature of supercharger
dominantly
dried vegetable
effective admittance
eighty-six
electric chain mortiser
electrohydraulic steering gear
employee rating sheet
eriksen
external firing
external-cathode counter tube
failure moment
favourous
felt around
flat regulation
frozen bean curd
genus Emberiza
glycorandomization
great with child
guinea flower
hair styling
highway engineering supervision
human-cloning
indirectly-connected interrupt level
intradermal vitamin C tests
laes
Medical Secrets from the Royal Library
methyl-acetoacetic acid
military program
needle tracking
order of a field
ordinary fault rift
prismatic face
pseudo-parents
publicity-seekings
purulencies
raven
RE-X
red bull
retro-vaccination
rule sth or sb out
sarcopside
scald
seeding forest
self-trimming bulk carrier
Semnan
senhores
senior engineer officer
singsongingly
sixty-fifth
small-gauge wire
sodalite
special material
splash-board
starboard rudder
sub solar point
tantalum carbide
temporal spirit
tendinous sheath of long flexor muscle of thumb
tolazamide
total overshoot
trachomatous conjunctivitis
trawlings
tritium ratio
underconsolidated soil
unloading installation
update log
water supply selector
wonderly
wood sleepers