音标:[,prәjtәj'pektin] ;
n. [化]原果胶

Rho Ophiuchi dark cloud is one of the closest star-forming regions to our own solar system. Located near the constellations Scorpius and Ophiuchus, the nebula is about 407 light years away from Earth. The infrared astronomical satellite, now celebra

发表于:2018-12-05 / 阅读(282) / 评论(0) 分类 国家地理2008年

Voice 1 Welcome to Spotlight. Im Katy Blake. Voice 2 And Im Christy VanArragon. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 Small, shiny shells. Roun

发表于:2018-12-19 / 阅读(207) / 评论(0) 分类 环球英语 Spotlight

One of the most exquisite heat sensors in the worldits not in some government lab. It's in the head of a snake. The pit viper, to be specific. They're incredibly sensitive. They beat any of the synthetic counterparts, even the most expensive semicond

发表于:2018-12-24 / 阅读(212) / 评论(0) 分类 2017年Scientific American(二)月

1. protagonist /prəˈtgənɪst/ -- the leading(first) character in a play, novel or story Brutus is the protagonist in William Shakespeare's Julius Caesar and Antony is the antagonist. 布鲁特斯在威廉莎士比亚的《尤利乌斯凯撒》中是

发表于:2018-12-30 / 阅读(202) / 评论(0) 分类 突破英文词汇

Scientists Observe Birth of Huge Galaxy Cluster For the first time ever, astronomers have observed the birth of a galaxy cluster, known as a protocluster. The event, billions of light-years away, could form one of the largest-known structures in toda

发表于:2019-01-03 / 阅读(204) / 评论(0) 分类 2018年VOA慢速英语(五)月

d-Pinoresinoldi-O-b-glucopyranoside 松脂酚双吡喃葡萄糖甙 d-Pinoresinol d-松脂素 Piperitone 胡椒酮 Plantaginin 车前甙 Platycodin A, C, D 桔梗皂甙A,C,D Podophyllotoxin 鬼臼毒

发表于:2019-01-03 / 阅读(316) / 评论(0) 分类 医务英语

Heat Sensor Has Snaky Sensitivity敏感如蛇的热传感器 One of the most exquisite heat sensors in the worldits not in some government lab. It's in the head of a snake. The pit viper, to be specific. 世界上有一种最精敏的热传感器,它

发表于:2019-01-20 / 阅读(214) / 评论(0) 分类 2017年Scientific American(六)月

By Phil Mercer Sydney 03 December 2007 Kevin Rudd has been sworn in as Australia's new Prime Minister with an agenda of action on climate change and the repeal of unpopular industrial laws. The new government has signed the Kyoto Protocol on climate

发表于:2019-01-25 / 阅读(221) / 评论(0) 分类 VOA常速英语2007年(十二月)

In 2001, a team from Tel Aviv University argued that B. permians were almost identical to a strain of modern bacteria, Bacillus marismortui, found in the Dead Sea. 2001年,以色列特拉维夫大学的一个小组认为,二叠纪芽孢杆菌与一

发表于:2019-02-17 / 阅读(227) / 评论(0) 分类 万物简史

What makes the sun shine? For a lot of folks, this is the kind of thing that doesn't even require explanation: it just does. But just being a commonplace phenomenon in no way explains it. Something must cause the sun to shine. And, in fact, there is

发表于:2019-02-23 / 阅读(246) / 评论(0) 分类 英语时差8,16

The British actor Alan Rickman has died of cancer at the age of 69. In movies, he won fame for his role as Severus Snape in the Harry Potter series and before that in films such as Truly Madly Deeply, Love Actually, Die Hard, Sense and Sensibility an

发表于:2019-03-04 / 阅读(371) / 评论(0) 分类 中英双语新闻
学英语单词
Abney's colour patch apparatus
actinomycin C
adansonia
alphitomorphous
Althorp House
back furrow
Ball is in someone's court.
balloonkite
bamboo root
bit-slice architecture
bromo-trifluoride-process
Bukowno
cab over engine
calendar watch
chargeing density
children's rain rubber shoes
Cicindelidae
Clifton Hampden
Colorado topaz
compound opium powder
contracted economic
Cytherean
deformation till
degreasing agent
dutifulness
El Lavadero
electric cash-register
extraction window
fibre axial displacement sensor
flapling
fossae cranii media
fruit of the poisonous tree
fuel service system
Galaxy S II
h.324
have the trump card
heel contact
heterogenite
holding apron
horizontal warper
hurled
hyperglycemichormone
hysteric personality
immunoprivileged
Ivanovskaya
Jasonville
jerrycan
John, King
joint coordination center (jcc)
junkshops
K'iche'
kennelled
keyboard send/ receiver
klondykes
Krupp austenitic steel
Leivonmäki
Magaria
manda
manna lichen
Masidan
microfilmed repromat
migration stack
monetary and financial crisis
Monoterpenyl-pyrophosphatase
MRAALS
nicholas-applegate
non-solute
notorious
peremptories
pishachi
placentation
Pogozheye
port management information system
printer-plotter
quipazine maleate
racing kart
rapid cut-off valve
recopyrighting
Rems
ringing drop
scanning sensor
siberian airmass
side pontoon
sleg
spark-over-initiated discharge machining
speciests
speed symbol
spiracula antepectoralia
St Ive
supplementary log book
swuch
taper bracket
target recognition chart
tin tetrabromide
tinglings
treatment of frost heaving track
univocalics
Ustrzyki Górne
verbal learning procedure
Veronica longifolia
water-jet pump
whalefall