杆锈病

If I Rest,I Rust 如果我休息,我就会生锈 The significant inscription found on an old key---If I rest, I rust---would be an excellent motto for those who are afflicted with the slightest bit of idleness. Even the most industrious person migh

发表于:2018-11-30 / 阅读(231) / 评论(0) 分类 王强英语美文

Unit Nine Text Every cloud has a silver lining, says the optimist. It follows naturally, then, that the pessimist must favor looking for the rusty lining. Just as the optimist can always find reasons for hoping that bad situations can improve, so the

发表于:2018-12-04 / 阅读(231) / 评论(0) 分类 大学英语精读第六册

Every cloud has a silver lining, says the optimist. It follows naturally, then, that the pessimist must favor looking for the rusty lining. Just as the optimist can always find reasons for hoping that bad situations can improve, so the best pessimis

发表于:2018-12-07 / 阅读(115) / 评论(0) 分类 英语散文阅读

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(95) / 评论(0) 分类 2018年VOA慢速英语(一)月

Lesson 4 Black-lead 第四课 黑铅 What is the black-lead in your pencil made of? If you take a bit of the metal which we call lead, you will find that it is grey in colour, very heavy, and not at all like the black-lead in your pencil. But the lea

发表于:2018-12-18 / 阅读(132) / 评论(0) 分类 英国学生科学读本

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(136) / 评论(0) 分类 2017年VOA慢速英语(十二)月

如果我休息,我就会生锈 The significant inscription found on an old key---If I rest, I rust---would be an excellent motto for those who are afflicted with the slightest bit of idleness. Even the most industrious person might adopt it with a

发表于:2019-01-11 / 阅读(135) / 评论(0) 分类 阅读空间

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(142) / 评论(0) 分类 世界各地新闻集锦

Tomorrow is the first day of school. Barbara looks at her backpack. It has holes. It is dirty. She needs a new one. Her mom takes her shopping. There are so many backpacks. One backpack has yellow stars. Another one has rainbow stripes. Another one h

发表于:2019-01-24 / 阅读(106) / 评论(0) 分类 英语第2级听力-English Level 2

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(278) / 评论(0) 分类 VOA常速英语2008年(二月)

正如要想拥有自由就要时刻保持警惕一样,要想取得伟大的,持久的成功,就必须坚持不懈地努力。 If I Rest, I Rust The significant inscription found on an old key---If I rest, I rust---would be an excellent motto f

发表于:2019-01-30 / 阅读(102) / 评论(0) 分类 精美英文欣赏

59 美国科学家正试图培育抗叶锈病小麦 DATE=6-19-01 TITLE=AGRICULTURE REPORT - Developing Wheat Resistant to Leaf Rust BYLINE=George Grow (Start at 59

发表于:2019-01-30 / 阅读(161) / 评论(0) 分类 科技之光

> 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(166) / 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(268) / 评论(0) 分类 英语新闻

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(144) / 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(128) / 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(194) / 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(152) / 评论(0) 分类 英语单词荟萃

If I had a crystal ball Then I would know which way the cards were gonna fall If I could read the stars and signs Then I would never have to say the word goodbye A hotel room, an early flight Wish I knew where my head was gonna lie tonight The tears

发表于:2019-03-02 / 阅读(171) / 评论(0) 分类 音乐咖啡厅

Patience, I will be finding myself You thought, you thought I figured it out I'm lost, more lost than I've ever been (Than I've ever been) I never knew how gold would ever turn to this Everything you could imagine Is everything I have now You only wa

发表于:2019-03-13 / 阅读(198) / 评论(0) 分类 英文摇滚歌曲
学英语单词
A5MP
ack-ack
against the clock
age--inhiting
altocumulus lenticularis
ankylurethria
antiadoncus
astigmatiser
average number of neutrons emitted per fission
back-shadow
barri i.
blitopertha senooi
boat gripgear
catched
cause trouble
chemospecificities
circular array
computer conversion audit
depositional build-up
deposits on a transfer account
dry h bomb
Dubrājpur
edimo
electroplating-bath
Emberizidae
encapsulated pleurisy
Euler's criterion for residues
Fairbank, John King
family resource
feed water soft
flow model
foam agent
foreign exchange reserves
forthfaring
Gaspé, Pén. de
hypoarion
Imec
incomplete contraction
instrumental rationality
interferometric test
intra-osseous tumor of jaw
ionic conductor
J&L.O.
killerdiller
konarite (connarite)
kruskal-wallis
Kunminia
L-shaped kidney
leg assembly
liat
linous
matrimonial regime
meals-on-wheels
mentholated
microtitres
mingographs
moved over
myselfes
non-cash outlay
Norephedrane
ochery hematite
Optimil
orbit changing
organ-trafficking
partial vulvectomy
penicillins
perceptual development
plan of application
property rental tax
pseudocercospora punctiformis
Psychopsis papilio
ram stem
reCAPTCHA
reynaldo
ribbon conveyer
rudder stop cleat
sandwich welding
satisfy the needs of
sealing fin
secure computer network
sediment transportation
set books
Shulhan Aruk
silk-cotton trees
soler
spirometer
storeship
structural group
Swiss Civil Code
take legal proceedings
take sights
teening
tidd
umbricola
unsoldierly
velocity anomaly
Vermelho, R.
VR (voltage regulator)
wan tan
wick yarn
wind exposures