无菌外科用或牙科用;具吸收性之止血物质

In 2008 astronomers discovered surprising amounts of water molecules where planets were forming near young stars. But how, they wondered, could those molecules survive? They should have been destroyed by ultraviolet radiation. In theory, planetary du

发表于:2018-12-02 / 阅读(164) / 评论(0) 分类 Scientific American(十二)月

Hairdryers and tampons are two things that I do not use as a man. 电吹风和卫生棉条这两样东西,我一个男人用不上。 A hairdryer, hairdryer, (one word) is a machine that you use to, you can guess, dry your hair. 电吹风(hairdry

发表于:2018-12-03 / 阅读(114) / 评论(0) 分类 ESL露西的一天

07 牙病的预防与治疗 DATE=2-27-01 TITLE=SCIENCE IN THE NEWS #2113 - (1)Dental Health BYLINE=Nancy Steinbach VOICE ONE: This is Sarah Long. VOICE TWO: And this is Bob Doughty with Science in the

发表于:2018-12-07 / 阅读(138) / 评论(0) 分类 科技之光

The Secret Life of Roots Plant roots are important to life on earth. Roots take in water and nutrients that the plant needs to live and grow. They also help secure plants in dirt to prevent erosion - the breakdown of soil by natural forces. Roots are

发表于:2018-12-16 / 阅读(130) / 评论(0) 分类 2015年VOA慢速英语(九)月

Reducing HIV Risk with Painless Male Circumcision Studies have shown that male circumcision greatly reduces the risk of HIV transmission. The World Health Organization is weighing approval of a new device that could make the procedure simple and pain

发表于:2018-12-16 / 阅读(111) / 评论(0) 分类 VOA标准英语2011年(十二月)

1. oolong (tea),乌龙茶。 eg: Back in the days of martial law (1949 to 1987), democracy activists gathered here over pots of oolong tea to strategize. 早在台北实施戒严时期(1949年至1987年),民主运动人士会在这里聚集,要

发表于:2018-12-18 / 阅读(126) / 评论(0) 分类 蒋健棠教你听英语广播

This is Scientific American's 60-Second Science. Im Cynthia Graber. This will just take a minute. Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because

发表于:2018-12-24 / 阅读(167) / 评论(0) 分类 Scientific American(三)月

丹尼尔找到了挂号处,却不知道要挂哪一科的号。说了自己的一大堆症状,又头疼,又喉咙痛,来看看医生说该挂哪一科吧! Listen Read Learn Daniel: Is this the registration office? Doctor 2: Yes, it is. Which department for? Daniel: I don't know exactly. Docto

发表于:2018-12-26 / 阅读(127) / 评论(0) 分类 英语口语大赢家

Major Dental Work Sadie: Hi, Im Sadie. You must be Gordon. Gordon: Yes, I am. Its nice to meet you. Its a little strange to be set up, isnt it? Sadie: It was nice of Felina and Jaime to arrange this date. Gordon: It was. Jaime told me that youre a de

发表于:2018-12-27 / 阅读(158) / 评论(0) 分类 2015年ESL之就医和人际交往

My husband and I are both writers. During dinner conversations, we often tell our children about our working days. It wasn't clear how much they absorbed until one day I overheard my seven-year- old,

发表于:2019-01-03 / 阅读(123) / 评论(0) 分类 英汉幽默故事选读

My husband and I are both writers. During dinner conversations, we often tell our children about our working days. It wasn't clear how much they absorbed until one day I overheard my seven-year- old, Lucy, cry out in frustration at her five-year-old

发表于:2019-01-07 / 阅读(161) / 评论(0) 分类 趣味英语

汉译英时,往往必须先找出主谓框架树起主干,然后将各种关系词、短语(介词短语、名词短语)、附加成分(同位语、插入语)、分词结构、从句(定语从句、状语从句、同位语从句)等添

发表于:2019-01-08 / 阅读(147) / 评论(0) 分类 英语学习方法

More than one week after the earthquake in Haiti, patients' medical needs continue to strain resources. Since the arrival of the U.S. Navy hospital ship Comfort on Tuesday, medical staff have received more than 250 patients, performed more than 100 s

发表于:2019-01-13 / 阅读(84) / 评论(0) 分类 VOA标准英语2010年(一月)

ROBERT SIEGEL, HOST: On the front lines of the opioid crisis, it's a familiar story - the addict whose first exposure to opioids was a legitimate prescription usually from an M.D. but sometimes from a dentist. In 2012, the last year for which we have

发表于:2019-01-16 / 阅读(154) / 评论(0) 分类 2017年NPR美国国家公共电台9月

今天我们要学的词是absorb。Absorb, 吸收,吸纳。最新调查显示,美国明年的保险费用可能要上涨5.4%。 Due to the current economic condition, most companies say it's too much for them to absorb, 鉴于目前经济形势的

发表于:2019-01-20 / 阅读(133) / 评论(0) 分类 英语单词荟萃

As a whole, the ocean has absorbed almost half the CO2 humans have created in the last 200 years, drastically slowing the rate of global warming. 整体来说,在过去200多年来,人类所制造出的二氧化碳中有将近一半已经被海洋吸

发表于:2019-01-20 / 阅读(98) / 评论(0) 分类 留美老师带你每日说英文

Todd: Marika lets talk about television. Marika: OK. Todd:Do you like to watch a lot of TV? Marika: Yeah, I watch a lot of TV. Todd:Now you've been in Japan for awhile. Do yo watch TV in English or in Japanese? Marika: I watch TV in Japanese, but if

发表于:2019-01-25 / 阅读(99) / 评论(0) 分类 英语趣味课堂

SCIENCE IN THE NEWS - November 26, 2002: Dental Health By Nancy Steinbach VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob Doughty with Science in the News, a VOA Special English program abo

发表于:2019-01-30 / 阅读(144) / 评论(0) 分类 科技之光

未来蔬菜长啥样? They look more like the brightly lit shelves of a chemists shop than the rows of a vegetable garden. 它们看起来更像是化学商店里一排排灯火通明的货架,而不是蔬菜园里的一排排菜架。 But accor

发表于:2019-02-05 / 阅读(99) / 评论(0) 分类 实用英语

take off短语是学生学习英语时经常接触的短语。在高三课本第十六单元的Reading部分中,出现了下面的句子。 David's career took off almost immediately when he was part of the Manchester United's Youth Team that won t

发表于:2019-02-13 / 阅读(124) / 评论(0) 分类 英文语法词汇
学英语单词
acridotheres fuscus
acupuncture and moxibustion prescription
almesse
anterial radicular potential
augmentings
back-tensioned drawing
ballsbridges
bernhardts
bisic
blacche
Boccelie gallinarum
brand-new
class limits
color correction filter
combine drill
Cool as a cat
counselees
Creuse, Dép.de la
data-entry terminal
decadally
decay amplitude
deficit balance
di-active amyl succinate
disease-carrying
dynamic network control
Egleton
equivalent uncorrelated noise conductance
Evadne
evaluated information
fee-farms
fermentation insurance
fidley guard
firm-minded
Garopaba
go out and about
good karma
green vitrial (copperas)
grubbers
guide post die
had no control over
hectoampere
higher-rate tax
holbeins
Holweck valve
hyperbolic substitution
illuvial horizon
impact-lightflash sensor
inch size
intervention time
intragenerational mobility
Jakob
jauntings
Kostelec nad Labem
load - carrying capacity
membrane assymmetry
modularly
moisture repellent
mosaic sausage
Nieuwe-Tonge
non-potable water quality standard
numerical range of transformation
Odontocidium
once and for all
ordinaria
Peasemore
photon annihilation
phylloxeridaes
pill tile
pinealectomies
planar gliding
polymorphosis
popularisation means
power analysis
progenitor cell
pulsed magnetic field therapy
Quicama
radio-relay set
rapid determination kit for blood acidity
resign yourself to sth
revelment
rice kernel with red bran line
rocky shores
sachr
savings bank
sensigenous
Sihon
small animal
t.o.e.f.l
tag (oneself) on to
telelecture
teraphs
theremin
thorium-uranium alloy
thornabies
tioxymid
tokonomas
underwater seismogrpah station
utility power-boat trailer
Vapona
viking-age
Weidel's reaction
wolfram catalyst