抗切削性;切削抗力

World Action Needed to Prevent Widespread Antibiotic Resistance Since the discovery of penicillin in 1928, we have used antibiotics against a host of infections. But now, doctors are finding that more and more bacteria are resistant to even the stron

发表于:2018-12-08 / 阅读(127) / 评论(0) 分类 VOA标准英语2015年(十二月)

[00:06.69]Unit 1 [00:08.32]What are you doing? [00:10.61]Lesson 3 [00:14.45]Learn to Say [00:17.26]Who's that boy? [00:19.80]He's Dick. [00:22.15]What's he doing? [00:24.43]He's cooking noodles. [00:27.56]Who's she? [00:29.98]She's Helen. [00:32.65]W

发表于:2018-12-13 / 阅读(131) / 评论(0) 分类 快乐英语第七册

[00:00.00]Unit 6 Design [00:04.57]Lesson 3 Chinese Paper Art [00:08.62]The Art of Paper [00:11.90]Chen Zijiang is a paper-cutting expert [00:15.04]whom I interviewed for my article [00:16.86]on Chinese Art. [00:19.08]Paper-cutting is something [00:20

发表于:2018-12-29 / 阅读(218) / 评论(0) 分类 北师大版高中英语模块2

Broadcast: Feb 24, 2003 By Jill Moss This is the VOA Special English Development Report. Activists for the rights of women have declared a yearly observance to oppose the cutting of female sex organs.

发表于:2019-01-02 / 阅读(148) / 评论(0) 分类 VOA2003(上)-社会广角

The spokesman for the Lord's Resistance Army says Congolese forces and U.N. peacekeepers in Congo Kinshasa are preparing to move against the rebel group, which has yet to sign a peace deal to end a 20-year reign-of-terror in the region. VOA Correspo

发表于:2019-01-06 / 阅读(175) / 评论(0) 分类 VOA标准英语2008年(九月)

By Tetiana Vorozhko Washington, D.C. 21 December 2007 Christmas trees in the United States are not only a holiday tradition but big business as well. Every year Americans buy some 30 million live trees. They are grown at special farms like the 'Pepe

发表于:2019-01-11 / 阅读(127) / 评论(0) 分类 VOA常速英语2007年(十二月)

Antibiotics Breed Drug Resistance in Pigs Pigs given low doses of antibiotics had more E. coli in their guts, and that bacteria showed an increased resistance to antibiotics, according to new research. The study confirms the routine practice of feedi

发表于:2019-01-13 / 阅读(113) / 评论(0) 分类 VOA标准英语2012年(一月)

Vidushi Sinha | Washington, DC 18 May 2010 The World Health Organization calls antibiotic resistance one of the three greatest threats to human health. Experts fear antibiotic resistance puts humans in danger of becoming nearly defenseless against so

发表于:2019-01-13 / 阅读(160) / 评论(0) 分类 VOA标准英语2010年(五)月

Kenya: Misuse of Antibiotics Leading to Resistance by Immune System NAIROBI In Kenya, the rise of drug resistant bacteria could reverse the gains made by medical science over diseases that were once treatable. Kenyans could be at risk of fatalities a

发表于:2019-01-14 / 阅读(146) / 评论(0) 分类 VOA标准英语2015年(一月)

我们今天要学的习惯用语都有这个单词:edge。它最常用的意思是边缘,但是在今天要学的第一个习惯用语里edge这个词的意思却是刀剑的刀刃。 今天要学的第一个习惯用语是:on the cutting edge。

发表于:2019-01-14 / 阅读(214) / 评论(0) 分类 美国习惯用语

As Assault On Mosul Looms, Resistance Grows And ISIS Grows More Brutal play pause stop mute unmute max volume 00:0003:43repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your

发表于:2019-01-17 / 阅读(139) / 评论(0) 分类 2016年NPR美国国家公共电台10月

Artemisinin, also known as QingHaoSu in Chinese, was discovered by Chinese scientist Tu Youyou. She received the 2015 Nobel Prize for Physiology and Medicine for the drug's discovery by her team more than three decades ago. In her speech at the Karol

发表于:2019-01-19 / 阅读(193) / 评论(0) 分类 2015CRI中国国际广播电台

a. The girl is opening birthday presents b. The girl is blowing out birthday candles c. The girl is cutting a cake d. The girl is baking a cake

发表于:2019-01-23 / 阅读(112) / 评论(0) 分类 初学者英语听力

DEVELOPMENT REPORT - Study Links Custom of Female Cutting to Infertility By Jill Moss Broadcast: Monday, August 29, 2005 I'm Bob Doughty with the VOA Special English Development Report. New research s

发表于:2019-01-30 / 阅读(125) / 评论(0) 分类 农业与发展

trailblazer cutting edge 今天我们要给大家介绍的两个俗语都有

发表于:2019-02-03 / 阅读(173) / 评论(0) 分类 美国习惯用语

By David McAlary Washington 10 January 2007 One of the main weapons to prevent mother-to-child transmission of the AIDS virus during birth is the drug nevirapine. But when nevirapine is used alone just once, HIV starts becoming resistant to it. Rese

发表于:2019-02-04 / 阅读(151) / 评论(0) 分类 2007年VOA标准英语(一月)

爱的反抗力 Muse - Resistance Resistance Muse Is your secret safe tonight? And are we out of sight? Or will our world come tumbling down? Will they find our hiding place? Is this our last embrace? Or will the walls start caving in? (It could be w

发表于:2019-02-05 / 阅读(120) / 评论(0) 分类 好听的英文歌曲

生活中谁都有遭受挫折、情绪低落、鸭梨山大的时候,那你知道该如何用英语去安慰这些失落、沮丧、精神紧绷的人吗?赶快加入我们的课堂学学吧! 1. Pull yourself together. 振作起来。 2. Keep

发表于:2019-02-09 / 阅读(123) / 评论(0) 分类 英语口语

Now, the VOA Learning English program Words and Their Stories. For todays program, we go into the kitchen! There is a good chance you do not go one day without using a knife. It is an important tool when cooking, and without it, you could not make ma

发表于:2019-02-12 / 阅读(136) / 评论(0) 分类 2019年VOA慢速英语(一)月

有时候我们虽然没生病,但是总感觉恹恹的,提不起精神,对什么都没兴趣。 这有可能是由于过度疲劳引起的,但也有可能是生病的前兆。现在我们一起来看看怎么用英语表达没精神吧! 1.

发表于:2019-03-02 / 阅读(146) / 评论(0) 分类 英语口语
学英语单词
abdominoscrotal muscles
acceptors
acoustilog
adenylic acids
amelia
amour courtois
antenna support
Arc-lès-Gray
attestation reports
automatic pipettor
barium cuprate
Barney style
basilophorous
bismuthic
boiler pedestal
business relationships
butylamine
calibration instrumentation
caliming
container unloading list
Cryptococcaceae
dandered coal
Dolong, Nusa
double end cut-off and boring machine
Edison Electric Institute
electron regulation
Eunapius
exsected
farhang
fissurae parieto-occipitalis
flexible stage
flounders
freezing duration
gas balloon
genus Parthenocissus
genus Psilophyton
government transfers
gramophonist
high-gain loop
iff (idenfification of friend or foe)
immunogenic uveitis
intortive
iodopregnenolone
job swapping
kusulactone
LCL,l.c.l.
Leopardi, Count Glacomo
macro code
map color atlas
megaclubs
miniguide
Nelas
news sources
Nivernais, Canal du
non self-clearing bit
nonlinear electrooptical crystal
notre - dame de paris
ogival blade section
oil of wintergreen
PCM channel characteristic measurement
porforin
post-emergence spary
posterestante
Powerformer
private livestock
prosopocoilus astacoides blanchardi
pyrolytic conversion of hydrocarbons
Racepond
ratio telemetering
redesign
refutals
repudiatory
reshine
ribbedclamp coupling
rock chamber
rural tandem exchange
set ring
Sicilian Vespers
simple shooting method
small prints
Snelling
spectrum trading consultation
still-running
strange larkspur
subsidiaries
superans
svabite
syupy
Takazaki
tritonoid
truculency
trumpet-type horn
tuberoferous
ultraviolet light
unusual report
upon the anvil
urus
vitrosols
voltage excess
wobble plate engine
zoom box