[医] 菌苗接种

[00:00.00]在线英语听力室( www.tingroom.com )友情制作 [00:05.20]1995 [00:07.51]Sleep is divided into periods of so-called REM sleep, [00:11.56]characterized by rapid eye movements and dreaming, [00:14.68]and longer periods of non-REM sleep. [00:17.50

发表于:2018-11-30 / 阅读(265) / 评论(0) 分类 历年考研英语完型填空

[00:06.14]See, what I didn't want was to turn out boys 我不想去培养这样的一批人 [00:10.22]who would claim in later life to have a deep love of literature. 他们以后才会说深爱着文学 [00:12.82]Or who would talk in their middle ag

发表于:2018-12-07 / 阅读(229) / 评论(0) 分类 听电影学英语-高校男生/历史男孩

Michael采用老犯人Charles的计策,递交过敏体质的人权申诉。监狱长和Michael一起搭建泰姬陵模型时,谈到这个用拖延时间来避免被转走的策略。 [00:07.49]Listen and Share [00:41.56]Michael [00:42.98]Charles [00:47.97]Michael [00:58.79]How are those allergies? [

发表于:2018-12-07 / 阅读(246) / 评论(0) 分类 纸牌屋第一季

STEVE INSKEEP, HOST: Some new parents have started giving their newborns what's being called a bacterial baptism. The idea is to try to help their babies develop healthy microbiomes, the collection of friendly bacteria that inhabit everyone's bodies.

发表于:2018-12-17 / 阅读(188) / 评论(0) 分类 2018年NPR美国国家公共电台10月

This is Scientific Americans 60-second Science. I'm Adam Hinterthuer. Got a minute? The Komodo dragon is the largest living lizard and a fearsome predator. It has long been thought that some of its hunting prowess was due to a mouth teeming with bact

发表于:2018-12-24 / 阅读(170) / 评论(0) 分类 Scientific American(五)月

The History Of Smallpox天花的历史(双语) In Shakespeares day, wishing a pox on someone was a terrible curse. Ten percent of the population in 17th century London died gruesomely of smallpox, a virus spread easily by airborne particles or co

发表于:2018-12-28 / 阅读(176) / 评论(0) 分类 初学者听力文摘精选

The History Of Smallpox In Shakespeares day, wishing a pox on someone was a terrible curse. Ten percent of the population in 17th century London died gruesomely of smallpox, a virus spread easily by airborne particles or contaminated clothing. Infect

发表于:2018-12-31 / 阅读(140) / 评论(0) 分类 英语听力文摘 English Digest

Next time your parents tell you a penny save does a penny earn,you tell them not always!!We're gonna tell you how much more a peny is worth a little later on today.CA, welcome to a new week of CNN student news. First up today,we are talking about U.S

发表于:2019-01-08 / 阅读(245) / 评论(0) 分类 CNN2012年(一)月

The 2009 Nobel Prize in Chemistry goes to Venkatraman Ramakrishnan of the MRC Laboratory of Molecular Biology in England, Yale Universitys Thomas Steitz, and Ada Yonath of the Weizmann Institute of Science in Israel for their studies of the ribosome.

发表于:2019-01-08 / 阅读(223) / 评论(0) 分类 Scientific American(十)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Theres definitely methane on Marsand there are seasonal variations of how much is being released into the thin Martian atmosphere. Which means that Mar

发表于:2019-01-08 / 阅读(194) / 评论(0) 分类 Scientific American(一)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Mosquitoes carry nasty diseasesdengue fever, west nile, malaria. But the microbes that cause those diseases dont attach themselves to the mosquitoes an

发表于:2019-01-08 / 阅读(252) / 评论(0) 分类 Scientific American(一)月

Experts: Let Produce Dry Out to Avoid Bacteria American researchers say farmers should wait one day after a rain storm or watering their fields to harvest fresh fruits and vegetables. They say gathering the crops at least 24 hours after rainfall incr

发表于:2019-01-12 / 阅读(348) / 评论(0) 分类 2015年VOA慢速英语(七)月

By David McAlary Washington 23 May 2006 Chickens at US farm Scientists have developed an efficient, cheap way to vaccinate birds against avian influenza and possibly prevent the spread of the deadly H

发表于:2019-01-13 / 阅读(289) / 评论(0) 分类 2006年VOA标准英语(五月)

Global Plan to Control Measles Launched Measles, one of the most infectious diseases on the planet, is a leading cause of death and disability among children worldwide, especially in the developing world, even though a safe and cost-effective vaccine

发表于:2019-01-13 / 阅读(234) / 评论(0) 分类 VOA标准英语2012年(四月)

ARI SHAPIRO, HOST: NPR's podcast Invisibilia is back with its fourth season. And today they have the story of a reality show in the Horn of Africa that set out to change our culture. It led NPR's Alix Spiegel to ask, can telling a certain kind of sto

发表于:2019-01-16 / 阅读(189) / 评论(0) 分类 2018年NPR美国国家公共电台3月

Flatulence, or passing gas, is a normal daily phenomenon. 胀气,或者放屁,是正常的日常现象。 Most individuals, yes, that includes you, 大多数人,是的,这包括你, will make anywhere from 500-1500 milliliters of gas and ca

发表于:2019-01-17 / 阅读(231) / 评论(0) 分类 TED演讲教育篇

By Gilbert da Costa Abuja 08 October 2006 Five year-old Abubaker Kabir who is suffering from measles receives medication while his mother Ladi Kabir, left, watches in Kano hospital, Nigeria (File photo) In Nigeria, health officials who have fanned o

发表于:2019-01-21 / 阅读(247) / 评论(0) 分类 2006年VOA标准英语(十月)

Economics Brief 经济学简介 Six Big Ideas 六大经济理论 Human capital: The people's champion 人力资本:人的捍卫者 Gary Becker made humans the central focus of economics. The second in our series on big economic ideas. 贝克尔让人

发表于:2019-01-27 / 阅读(206) / 评论(0) 分类 经济学人财经系列

By CCTV Tang Bo Chinas three major hepatitis B vaccine makers have been ordered to suspend production. The countrys Food and Drug Administration made the announcement after the companies failed to get certified under the new Pharmaceutical Products s

发表于:2019-02-07 / 阅读(231) / 评论(0) 分类 CCTV9英语新闻2014年01月

Bacteria are the oldest living organisms on the earth. 细菌是地球上最古老的生物。 They've been here for billions of years, and what they are are single-celled microscopic organisms. 它们已经存在数十亿年了,它们是单细胞微

发表于:2019-03-04 / 阅读(332) / 评论(0) 分类 TED演讲教育篇
学英语单词
a sense of proportion
An Nūhud
analytical error
anisothermal heat treatment
arteritis obliterans
arthropathia neurotica
artificial earthquake
automatic homing control
bergschrund
body water
bofill
bosk
calling organ
carbon-containing alloy
carotis
clinodome
color phase chart
comic effect
compartmentalized
controllor
Copper Center
coralskippers
differential operator
domain wall resonance
Dow-Jones utilities average index
drive sb round the bend
elbow union
exact sampling theory
expendable part
export acceptance
family Helotiaceae
first-class value
flatpick
flemiphilippinin
flight at high angles of attack
flow resource
forg
fovea costalis inferior
free kicks
fuel vapor recovery system
garnety
haploid nuclei
host adaptor
immutability of species
inter-agency
joint probability distribution function
Khaskovska Oblast
Kurtidae
laspeyres price index
like fun
lipochondrodystrophy
lucanias
Many a little makes a mickle.
marine biological research center
marine glues
mathematical reviews
megalocytes
Metacopa
naj hammadi
Namaqualand
neyghbour
nightclubs
Nocardia opaca
normocarbia
ocean temperature
open forging steel
optoelectronic scanner
oval flange
playettes
pregnant mare serum hormone
program manager
psathyrella spadicea
pyroelectric temperature sensor
sand mix
scaphoid bone
scheduling software
Selkirkshire
server address
SHTC (superheater steam temperature control)
slap with
slip ring motor
sogginess
sommerstein
spherical head without folded edge
spied
stampen
stem maggot
stirring into
straw line
subfrequency
supercritical steam pressure
supervening
thallogen
the lake house
theorem of corresponding states
thoragasson
thumble
tool lapping machine
unprovisioned
vestibular pupillar reaction
water draught gauge
zonal coding