音标:[prә'tɔlisis] ;
质子迁移

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(228) / 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(158) / 评论(0) 分类 环球英语 Spotlight

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(158) / 评论(0) 分类 突破英文词汇

This is the second in a 2-part Business English Pod series on presenting a SWOT analysis. A SWOT analysis is a tool that helps companies understand their strengths and weaknesses, while keeping in mind the opportunities and threats they face. In this

发表于:2018-12-31 / 阅读(249) / 评论(0) 分类 商务英语演讲课

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(163) / 评论(0) 分类 2018年VOA慢速英语(五)月

角化与萎缩性皮肤病 毛囊角化症 dyskeratosis follicularis Mibelli汗孔角化症 porokeratosis of Mibelli 剥夺性角质松解症 keratolysis exfoliativa 掌跖角化症 keratosis palmari

发表于:2019-01-03 / 阅读(196) / 评论(0) 分类 医务英语

发表于:2019-01-03 / 阅读(203) / 评论(0) 分类 医务英语

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(252) / 评论(0) 分类 医务英语

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(168) / 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(190) / 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(207) / 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(295) / 评论(0) 分类 中英双语新闻
学英语单词
5-methy-hydrantoin
Abies
acanthopagrus pacificus
Adapettes
adaptive control strategy
agnostids
air dehumidifier
airplane signal
Aniakchak River
area under normal probability curve
ash-chute
aspectural pair
assigned numbers
augustin cadazzi
bottom culture
burgalat
cakestand
centrifugal honey
clockwise rotation of heart
coining die
composite trade weighted indicator price
conditioning zone
cross-section consumption function
cut off floor
cycling race
direct smelting
disk sense signal
economic uses of products
electro-acupuncture apparatus
every inch of something
exchange current
expansion into continued fraction
extradition
fabricator
falls back
fibreise
fibrous limestone
flame probe
freon vapor
ganet
gear-boxes
geliqua
general method optimization
gone for a holiday
graduated release
grid-tuned
hexastyles
hook casing
hydroxybenzaldehyde
indicated horsepower (ihp)
intensive course
isaksen
lampadarios
latter-days
loss-cone angle
map interlinking
Mergüze
microstream
multiplication of permutation
mutilater
Nambyeongsan
nonfestive
pair-oar
paremiology
petroleum metering instruments
Plagiorhynchus formosus
Pofi
Polygonatum commutatum
pour-plate culture
proliferative myositis
propeller shaft bracket
Prunus nakaii
railway vehicles
regulating slide valve
regulatory domain
RmGshT
sexual expression
siracusa (syracuse)
slot car
soelle
spirits of wines
stemless carline thistle
stress function method
strobilisation/(Ame) strobilization
suaariom siccum
surber
Svartvik
system of coordinate neighbo(u)rhood
table layout form
tabular arrays
take sth down
Tierga
topographical factor
transferable share
transom-bar
twithe
uredo grewiae
water-surface cleaning device
wind-tunnel speed
Zeta Geminorum stars
ziem
Zwass