铸造合金

material scientists admire spider silk for being lightweight and strong.now another arthropod product is getting into the act insect cuticle,the tough flexible material is inside insect skeleton.researchers at harvard * institute for biological inspi

发表于:2018-12-02 / 阅读(66) / 评论(0) 分类 Scientific American(十二)月

Exhibition and Recommendation Dialogue 1 -Hello,I am calling because I saw an ad. in the International Business Daily about your trade fair. -Yes.Let me give you some information about it.The trade fair will be in Shanghai from March 14 to 24. -Excu

发表于:2018-12-25 / 阅读(58) / 评论(0) 分类 公务员口语

China is working on next-generation bullet trains with a maximum operational speed of 400 km per hour that will be ready by 2020 for markets linked to the Belt and Road Initiative, the country's top railway vehicle maker said. 国内最大的轨道客车

发表于:2019-01-07 / 阅读(182) / 评论(0) 分类 英语新闻

alienate v. 使疏远 allegory n. 寓言;讽喻 alleviate v. 使减轻 alliance n. 联盟,同盟 allocate v. 分配;定位置 alloy n./v. 合金,融合 allude v. 提及;暗指 allure v./n. 引诱

发表于:2019-01-11 / 阅读(92) / 评论(0) 分类 英文语法词汇

美国航空航天局科学家测试新型飞机 The U.S Aeronautics and Space Administration, NASA, is commonly associated with space exploration, but aeronautics is still a big part of the agencys research. Engineers at its Aeronautics Research Cen

发表于:2019-01-26 / 阅读(113) / 评论(0) 分类 英语新闻

LONDON, July 26 (Xinhua) -- It landed at Lands End on the extreme south-west coast of England 69 days ago and after making its way around the British Isles, the Olympic Torch finally reaches the Olympic stadium on Friday. When it reaches the end of i

发表于:2019-02-25 / 阅读(72) / 评论(0) 分类 英语新闻
学英语单词
a nod and a beck
Achit Nuur
acokantheras
air-bleed system
algal parasitic disease
alkylcellulose
antero-spinal compression
apostolicas
Arnaud
at the hand of
beyond sb's grasp
biasing current
brocoli
cargo oil heating system
confidency
continuous radio beacon
Croton crassifolius
cylindrical thread
database location
detectable error
dorais
DSWS
dubage
dustheap
effective rake
fatty cutting oil
fenolio
fiberworks
field knowledge
field-emission microscope
final examination
fitz-gerald
formylcorydamine
Fort Apache Indian Reservation
freedom of the press
furrier's
get excited about
HAA5
Harima
heliolongitude
Helstonian
hypophosphatasia
inertia fuze
initial addressable position
innodate
instructional software
interim earnings statement
j.r.r. tolkiens
jack plugs
janousek
Khabarovskiy Rayon
Khalapur
kinoplastikon
knockel
Kotel
lanuginosum
megathon
membrane tank
memory attribute list
Mossel Bay
Mwakana
NI (non-inductive)
Oligosacchride
ooooh
outside-curling die
Pailton
perceived sounds
pessimism bias
pieng
potaholics
progressive onlap
quinoas
railway spine
recuperator tower
reduced haematin
repeat swim
respirableness
reverse lever spring
rigot
ring-around-a-rosy
Rostand
schema proccessing
shoot hoops
Sigma virus,Sigmavirus
siphonosphaera polysiphonia
slab-type stairway
solidly grounded system
solimastat
sophomaniacs
Sphenophyllopsida
step ga(u)ge
surface level
surgeless
T-reactive dyes
tension finger
third quadrant
tholemodely
to the last degree
total magnetic flux linkage
trifluoromethylbenzoates
variable frequency convertor
will-maker