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Asthma by John Russell With World Health day on 7th April, this week we take a closer look at a very common health problem. Does your chest regularly feel tight? Do you find it difficult to breathe after light exercise? Do you sometimes make a wheezi

发表于:2019-01-02 / 阅读(285) / 评论(0) 分类 英语音频杂志

Vaccine - a planned exposure to an antigen in order that memory B lymphocytes can retain a memory for it. In practice the organism carrying the antigen is either killed or modified so that it does not

发表于:2019-01-03 / 阅读(314) / 评论(0) 分类 医务英语

RACHEL MARTIN, HOST: It is tick season, and with it comes the risk of Lyme disease. Once found mainly in New England, Lyme disease is now being reported in a much wider range of the U.S. NPR's Allison Aubrey reports that cases have more than doubled

发表于:2019-01-16 / 阅读(164) / 评论(0) 分类 2018年NPR美国国家公共电台5月

文本: So Skara Brae was not just an isolatedsettlement of fishers and farmers. Its people must have belonged to some largersociety, one sophisticated enough to mobilise the army of toilers and craftsmenneeded, not just to make these monuments, bu

发表于:2019-01-21 / 阅读(122) / 评论(0) 分类 跟着英剧练发音

1. Libya officials say the US ambassador Chris Stevens has been killed along with three other Americans in an attack on the US consulate in Benghazi. The consulate was burned down by Muslim protesters' angry about a film that ridicules the Prophet Mu

发表于:2019-02-11 / 阅读(157) / 评论(0) 分类 美联社新闻一分钟2012(九月)

Don: [WHISTLING A BIRDSONG-LIKE TUNE] Ya?l: Nice tune Don, but can you whistle with your tail like an Anna's hummingbird? D: Hummingbirds can whistle with their tails? Y: Male Anna's hummingbirds, which live along the west coast of North America, can

发表于:2019-03-06 / 阅读(157) / 评论(0) 分类 英语时差8,16
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AAAT
administratixes
Afro(-)centric
al madinahs
amonasro
apjohnite
arthritis deformans neoplastica
auction room
average-volume
B-to-E
bargewomen
base-ship
beaver-shooter
border crosser
broadfoot
bunkhouses
busjacking
cadencing
caisson gate
calves
carlone
chalcogen
CHEMASS
cinder burner
cobaltic compound
conjugate point
contact bow
cubic-spline function
delivery boy
dense pasture
dishonourless
distance mearuring equipment
drill-pipe
dudestii vechi
ear marking plier
edisonades
electroluminescent diode
enterprise zoning
espauliere
fenestrals
flax-like fiber
flight depth
foreign currency credit
frequency encoding
Gascoigne
genus pooecetess
group baggage
gullified
hauling charge
heading to steer
helvetas
high level cistern
hold unit
immomentous
inspirational
interstellar polarization
kalikeratophyre spilite
Kang Youwei
Kipala
Kwakwani
lekythos
lifejacket rack
liquid-vapour interface
list of lights
marchant
masculism
meracle
midfibre
muonless
non-linear relation
numeniuss
obesest
onboard data automatic reporting system
padmatin
pentacrinus
perception-based
personas non grata
piezoelectric stabilizer
pollutants in flue gas
pomoxis annulariss
positive ion yield
powerful electromagnetic chuck
preaging
precision high speed tool maker lathe
professional body
put it off
ragouted
reporting system
score sheet
secondary association
shattuckite
stand atgaze
straight-from-the-shoulder
systematise
table lookup program
thrustel
thunderstorm high
trunes
turbulent skin friction
two-line cavity
unploughed
viridicatine