音标:[,brɔŋkәjkәn'strikʃәn] ;
n. [医]支气管缩小,支气管狭窄
词型变化:名词复数形式 : bronchoconstrictions

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(309) / 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(331) / 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(182) / 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(135) / 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(177) / 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(189) / 评论(0) 分类 英语时差8,16
学英语单词
Anglican chant
anhormonia
anna-marie
annealing line
antitransform
ascariasis of lung
asima
astern of
azomethane esterification
bake out
Bandar Baharu
billiard halls
binge-purge syndrome
biocontrols
bird-foot violet
brain-picking
carbodicyclohexylimide
chamfer of thread
context-specificity
cowarde
cross helical gear
cuspate-arcuate delta
d-el
deflazacort
dente de cheval
discouraged worker
dominus
dummy pistion
earth spring
electroacoustic reciprocity principle
fandelta
fisherman's ring
formation dance (england)
fresh ground coffee
garbage-can
gas target
gautiers
gazette
gilvor
give sb food for thought
Goebbels
gommures
guideline tree
gustatory bud
harbor helicopter
hautman
individual task
intelligent fault recovery
interrupt disable
joseph-robinson
kalpac
kuck classification
lash a hammock
liquid waste
maiden plum
mesophase carbon micro bead
minthea rugicollis
mulletheads
nalla
nanomeshes
nixon in china
no-go decision
oil pollution prevention measure
one-way transfer
open loop feedback optimal
OSTAC
otonecretomy
Persicaria amplexicaulis
plastic deflection
positing
priori weighting
pseudodiadematid
pulsed NMR spectrometer
pyramidon poisoning
radiation pressure power meter
rebound theory
recleared
refracture index
Rosa shangchengensis
Run rings around someone
sae steel
screw bushing
Sedutain
serum bouillon
single die
sour-dough
stochastic unconditional transfer programmed grammar
swiveled
syntax directed recognition algorithm
texacromil
three categories of judgement
toll mode
toughness reguirements
turbo mixer
unblessedness
Varivax
vertical panel saw
well-knit
Wickham, Mt.
widney
woolly thistles
yo mama