音标:[kә'θepsin] ;
组织蛋白酶

DAVID GREENE, HOST: We are mourning the loss of a human rights champion. Ahmed Kathrada died today in Johannesburg, South Africa. He was 87 years old. Kathrada was a veteran of the anti-apartheid movement, and he spent decades in jail with Nelson Man

发表于:2018-12-02 / 阅读(92) / 评论(0) 分类 2017年NPR美国国家公共电台3月

SHIRLEY GRIFFITH: This is SCIENCE IN THE NEWS in VOA Special English. I'm Shirley Griffith. BOB DOUGHTY: And I'm Bob Doughty. This week, we will examine the brain disorder known as epilepsy. Many people do not understand epilepsy. Medical experts are

发表于:2018-12-16 / 阅读(88) / 评论(0) 分类 2010年VOA慢速英语(十)月

AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER: a big week for talkers and listeners. RS: This Thursday, millions of Americans will gather with family and friends to celebrate Thanksgiving -- or Turkey Day, as many call it. Tha

发表于:2018-12-30 / 阅读(62) / 评论(0) 分类 词汇大师(Wordmaster)

Today's topics: Nicknames and shortened names, 'To kill two birds with one stone' and 'The early bird gets the worm,' May vs. Can, Using do + verb, Suite, and to wash down. Words: Sponsor Nick, Nicky Mike, Mikey Kathy, Kath Dave Alex Frank, Frankie L

发表于:2019-01-22 / 阅读(62) / 评论(0) 分类 美语听力 English Cafe

A widower who lost his wife to Alzheimer's 72 years after their first kiss has touched hearts across Britain by penning a moving poem in her memory. Bob Lowe, 93, described the deep loneliness he has felt since his wife Kath died three years ago in h

发表于:2019-02-05 / 阅读(69) / 评论(0) 分类 英语新闻

Australians really do have a unique brand of humour. We enjoy self-deprecating digs, send-ups of our own stereotypes and anything that doesnt take itself too seriously. It therefore comes as no surprise that there are many cult favourite television s

发表于:2019-02-07 / 阅读(125) / 评论(0) 分类 阅读空间

AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER: a big week for talkers and listeners. RS: This Thursday, millions of Americans will gather with family and friends to celebrate Thanksgiving -- or Turkey Day, as many call it. Tha

发表于:2019-02-14 / 阅读(70) / 评论(0) 分类 英语单词大师-Word Master
学英语单词
academic dance
accelerating fluid
aegina i.
Agadyr
alcocks
alots
anomobryum filiforme concinnatum
benzepine
big brothers
blast-hole charge
boat people
bowldery
bugbanes
cancer stick
Chinese law
civy
congruence quantities
convertible and inconvertible currency
curvature of image
daims
deprotects
distearoylphosphatidylethanolamine
Docosahexaenoicacid
drill colter
Dyat'kovo
East India Docks
electromagnetic units
energy bars
epitomize
etectus
event time
exponential weighting
export processing zone
fair test
fast-interface-state capture
fortress besieged
free at factory
gingival convexity
glaubers
gynecologist and obstetrician
happis
hi-tec
hidrosadenitis
hierarchical distributed multiprocessor
High Roding
hydraulic tipper
hyperchromatisms
hypozoic
immunoinhibitory
impeach the testimony of a witness
international liquidity means
labour market economics
leally
liter flask
lower core support structures
main air bottle
Maktar
maze counter tube
medium theory
Mendic
merchant bank
Minduri
misyoking
mitotic mapping
module test program
mohanas
mower backshaft
naud
nonsparkability
numeric code element set
O'Keeffe
ocean engineering
odd-balls
orientation sub
parra
Pennington Gap
pneumatic caulking
polythematic
post-order
prisoner at large
programmed display
radar mile
record fee
red tape operation
ruralities
scattered read
shades of white
shaftings
show of hands
simple Markov queue
stage analysis
stomach upset
super-delegates
table-chair
taper rivet
uncertained
unsellable
vitricin
whirl-puff
within the girdle of
work-shies
Zvezdnyy