螺旋钻杆

attenuate v.变薄,变弱 attest v.证明 attic n.阁楼,顶楼 attire v.穿着,装扮 n.衣服 attorney n.律师 attribute n.属性,品质,v.把归于 attribution n.归属 attrition n.消磨,磨损 at

发表于:2018-12-08 / 阅读(69) / 评论(0) 分类 GRE英语

A band of clouds stretching from southern Queensland through to New South Wales will bring stormy showers. Patchy cloud over South Australia, New South Wales, Victoria and Tasmania will generate scattered showers. Some isolated showers about the Quee

发表于:2018-12-11 / 阅读(46) / 评论(0) 分类 澳洲ABC新闻快递2011年

Most college students in the United States choose their major, or main field of study for their degree, before or during their first year. For Saskia Fagan, making that choice was not easy. Fagan, who is now 31 years old, grew up in Takoma Park, Mary

发表于:2018-12-12 / 阅读(52) / 评论(0) 分类 2018年VOA慢速英语(一)月

Lesson 17 Life Beyond Injury 走出伤痛的生活 Words: atrophy n. 萎缩 attach vt. 系,缚 attachment n. 依恋,喜欢;连接物;附件 attain vt. 到达,获得 attend vt. 参加;入学;照顾 attendant n. 侍者,护理人员;adj. 伴随的 attire n. 穿着,装饰(正规服装总称

发表于:2018-12-30 / 阅读(70) / 评论(0) 分类 胡敏托福词汇记单词

Rwanda Invests in STEM Education for Girls Yvonne Kevia is an 18-year-old high school student in Rwanda. She wants to become a chemical engineer. She enjoys doing experiments and taking careful notes in her high school laboratory in Kigali, Rwandas c

发表于:2019-01-02 / 阅读(96) / 评论(0) 分类 2017年VOA慢速英语(十二)月

SCIENCE IN THE NEWS - Progress Made in Stem Cell Research By Caty Weaver, Jerilyn Watson, ... Broadcast: Tuesday, May 31, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I

发表于:2019-01-09 / 阅读(82) / 评论(0) 分类 科技之光

FAITH LAPIDUS: This is SCIENCE IN THE NEWS in VOA Special English. Im Faith Lapidus. CHRISTOPHER CRUISE: And Im Christopher Cruise. Today, we will tell about possible hope for children suffering from damage to their nervous system. We will also tell

发表于:2019-01-12 / 阅读(112) / 评论(0) 分类 2011年VOA慢速英语(二)月

Guitarist Tom Principato has been a mainstay on the Washington, D.C. blues scene for more than 40 years. Tom's new CD was inspired by family, friends and collaborators who helped shape his life on and off the stage. Like many kids growing up in the 1

发表于:2019-01-14 / 阅读(90) / 评论(0) 分类 VOA标准英语2011年(二月)

Summit Showcases Initiatives to Alleviate Power Shortages in Africa Investors and power developers from around the world gathered in Washington last week to push ideas and efforts to alleviate the shortages of electricity that plague many African cou

发表于:2019-01-14 / 阅读(73) / 评论(0) 分类 VOA标准英语2016年(二月)

Australian researchers may have discovered a new way to treat hearing loss in infants. And the secret lies in the NOSE. Our reporter Li Dong has the details. Noses comes in all shapes and sizes, and Australian scientists are now trumpeting a new use

发表于:2019-01-19 / 阅读(108) / 评论(0) 分类 世界各地新闻集锦

By Alex Villarreal Washington 28 February 2008 Adult stem cell therapy has successfully treated leukemia and other cancers for years, in the form of bone marrow transplants. A new study in the Journal of the American Medical Association [JAMA] finds

发表于:2019-01-25 / 阅读(248) / 评论(0) 分类 VOA常速英语2008年(二月)

Meanwhile, as the sun got progressively higher, it lit up the watery mass more and more. The seafloor changed little by little. 太阳陆续上升,照得水底更加明亮了地下也渐渐起变化。 Its fine-grained sand was followed by a genuin

发表于:2019-01-27 / 阅读(85) / 评论(0) 分类 《海底两万里》中英双语有声读物

> 39 脂肪中的茎细胞有助于治疗糖尿病 DATE=4-26-01 TITLE=SCIENCE REPORT- Stem Cells in Fat BYLINE=Nancy Steinbach (Start at 59

发表于:2019-01-30 / 阅读(132) / 评论(0) 分类 科技之光

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(221) / 评论(0) 分类 英语新闻

Abrupt junction 突变结 Accelerated testing 加速实验 Acceptor 受主 Acceptor atom 受主原子 Accumulation 积累、堆积 Accumulating contact 积累接触 Accumulation region 积累区 Accum

发表于:2019-02-05 / 阅读(89) / 评论(0) 分类 实用英语

By Jessica Berman Washington 19 December 2007 Stem cell research was the major medical and science story this past year, topping the list of achievements that experts say might finally lead to cures for many diseases. Meanwhile, global health officia

发表于:2019-02-17 / 阅读(113) / 评论(0) 分类 VOA常速英语2007年(十二月)

Japan's government and the country's central bank took action Thursday to dilute the yen. The Japanese currencys strong standing against the dollar is making exports more expensive, hurting efforts to revive the country's moribund economy. After many

发表于:2019-02-18 / 阅读(93) / 评论(0) 分类 英语新闻

WASHINGTON, May 11 (Xinhua) -- Researchers at Brigham and Women 's Hospital (BWH), a teaching affiliate of Harvard Medical School, have identified(鉴定) a human lung stem cell that is self-renewing and capable of forming and integrating multiple bi

发表于:2019-02-18 / 阅读(159) / 评论(0) 分类 英语新闻

今天我们要学的词是stem from. Stem spelled s-t-e-m, stem; and f-r-o-m, from. Stem from是源自,来源于的意思。The UN said Syrian government forces are responsible for most of the violence stemming from the country's unrest. 联合国表

发表于:2019-02-18 / 阅读(106) / 评论(0) 分类 英语单词荟萃

Nevertheless, the old sea-traditions, the immemorial credulities, popularly invested this old Manxman with preternatural powers of discernment. So that no white sailor seriously contradicted him when he said that if ever Captain Ahab should be tranqu

发表于:2019-03-10 / 阅读(152) / 评论(0) 分类 白鲸记
学英语单词
abelde
aesthetic categories
alpha-taxonomy
aluminium plate
amidozoi
armor-piercing sabot
Atacaman
blocking fixture
boiled bottle product
Carutapera
cash blance approach
ceilinged off
citellus plague
clergymen
clinicodemographic
Clunbury
computer assist design
computer genetics
concurrent contacting
cornu posterius medullae spinalis
data output unit
deepest point
dentium iter
design attribute coding system
doubtfully
drain mark
ectrosyndactyly
Epoetin-beta
Eriphyle
fibrosa obliterans bronchiolitis
filled out
fluidized-bed reactor
gangspill
gummings
hanburys
hard spar
high purity aluminium foil
high-precision shoran
hydrabarker
Hydrangea lingii
hydro-epigastrium
immunoadsorbed
immunoheterogenous
isotopic mass
kleptocracy
lead(Pb)
lump sugars
mal de mer
mithridatizes
mixed mode crack
Mohilyow
Mubong
N-ethylacetamide
non callable bond
okns
ophiarthrum pictum
ortho-alkylation
over-head price
palisadings
palladium-platinum thermocouple
passionateness
peintures
Penarth
performance-enhancer
perinatal stage
phosphites
point-to-point positioning control
population center distance
precaution against earthquake
pressure lamp
princedoms
proteinivorous
Queckenstedt test
random-access input
re-tables
reciprocal differential equation
resina dammar
reused water
S. O. R.
Satīt, Nahr (Tekezē Wenz)
shame-making
shearing force diagram
silver cod
simulium (simulium) pingtungense
starting under no-load
straight wheel
strepococcus acrodermatitis
stressverse
suad
synchronized shift
take aloft
the-die-is-cast
trigone of ventricle
Trollhetta
tsuchidas
tumbling home
Turn water into wine
unescorted convoy
varactor diode parametric amplifier
wet meadow soil
wind evil
Witham