细菌性变色,细菌性褪色, 细菌性变色;细菌性褪色

[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(190) / 评论(0) 分类 历年考研英语完型填空

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(185) / 评论(0) 分类 纸牌屋第一季

By Paul Thompson VOICE ONE: This is Bob Doughty. VOICE TWO: And this is Doug Johnson with the VOA Special English program EXPLORATIONS. Today we tell about some of the important space news of the past

发表于:2018-12-07 / 阅读(135) / 评论(0) 分类 Explorations

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(125) / 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(120) / 评论(0) 分类 Scientific American(五)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(149) / 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(146) / 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(182) / 评论(0) 分类 Scientific American(一)月

EXPLORATIONS – July 3, 2002: Life on the International Space Station By Paul Thompson VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLO

发表于:2019-01-11 / 阅读(210) / 评论(0) 分类 Explorations

VOICE ONE: Im Shirley Griffith. VOICE TWO: And Im Steve Ember with Explorations in VOA Special English. Today, we travel through city streets all over the world to explore street art, a popular and lively art movement. (MUSIC) VOICE ONE: Street art

发表于:2019-01-11 / 阅读(142) / 评论(0) 分类 VOA慢速英语2009年(四)月

Explorations - Travel Industry, Fisheries Depend on Threatened Coral Reefs MARIO RITTER: Welcome to Explorations in VOA Special English. Im Mario Ritter. This week, we hear from a prize-winning expert on bees. May Berenbaum has studied ways to help p

发表于:2019-01-12 / 阅读(153) / 评论(0) 分类 2012年VOA慢速英语(二)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(268) / 评论(0) 分类 2015年VOA慢速英语(七)月

By Melinda Smith Washington, D.C. 21 March 2007 watch Tuberculosis US report Beginning around 1995, the United States experienced a steady decline in the rate of tuberculosis. But in the last three years, health experts have noticed something distur

发表于:2019-01-13 / 阅读(212) / 评论(0) 分类 2007年VOA标准英语(三月)

South Sudan's Aid Workers Concerned About Flood of Sudanese Refugees At a watering point in Yusuf Batil camp in South Sudan, some of the 35,000 residents make the daily trek to fill jerry cans for washing, cooking and cleaning. To get about half the

发表于:2019-01-13 / 阅读(123) / 评论(0) 分类 VOA标准英语2012年(九月)

Former Ghana President to Lead Global Fight Against Tropical Diseases It is truly an honor to declare my acceptance for the position just offered to me, he said. Former President Kufuor will now be the lead advocate for controlling and eliminating so

发表于:2019-01-13 / 阅读(143) / 评论(0) 分类 VOA标准英语2012年(四月)

Most rice grows in wet environments, but too much water can be disastrous for rice crops. Plant biologist Pamela Ronald helped create a type of flood-resistant rice that is being introduced to India and Bangladesh. In Davis, California, we spoke wit

发表于:2019-01-13 / 阅读(145) / 评论(0) 分类 VOA标准英语2009年(三月)

Gas,OilExplorationComplicatesTurkey,CyprusTalks Cyprus appears to be headed for a showdown with Turkey over Nicosia's oil and gas exploration in the eastern Mediterranean. The drilling may harm the ongoing reunification talks. Relations between Turke

发表于:2019-01-13 / 阅读(173) / 评论(0) 分类 VOA标准英语2011年(九月)

NASA Art Captures 50 Years of Exploration One of the nation's most prolific art collectors is the U.S. space agency. For nearly a half-century, NASA has commissioned artists to document its missions and projects. Seventy of the 3,000 works in its col

发表于:2019-01-14 / 阅读(127) / 评论(0) 分类 VOA标准英语2011年(六月)

Global Trade Carries Risk of Pests More than one trillion dollars worth of agricultural products is traded every year. But as countries buy and sell fruits, vegetables, timber and other products, they also may be putting domestic plants at risk. That

发表于:2019-01-14 / 阅读(116) / 评论(0) 分类 VOA标准英语2013年(四月)

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(165) / 评论(0) 分类 TED演讲教育篇
学英语单词
-phobic
a fine figure of a woman
accumulator chamber
acranial
Adi-Buddha Avatar
at.
battery holder
beyond outside the pale
blast pressure recorder
blower motor
bluesky
breeching brick
brush and slotless motor
bull leader
cession of property
cheat death
Chiropotes
circuit transformation
complement cascade
conditional branching
convergent wrench faulting
countermand of a check
CPE (construction project evaluation programme)
crisis-management
deformation loss
dielectric fluid
doctor-bar
double shafted spike
double-edge nails
dudelsack
electrocardiogram leads
enabled operator
eplithelial
Eucratides
expansile pulsation of liver
external lighting
feed cooker
flood releasing structure
genus cathartess
ghost runner
gommer
goods-for-naught
grappler
gyri cinguli
gyroscopic integrator
heat treating atmosphere producer
hemiatrophy
HOSPC
Hostens
hydraulic-cyclone
iiwaarite
inducible system
initial protocol identifier
intelligent automaton
international practical temperature scale (ipts)
iteration vector
jerk ... around
kredex
Limogne-en-Quércey
linredoxin
magnetic tachometer
mainzer
maximum negotiable longitudinal gradient
minacious
Moscov-
moto-
murti
namelessness
no-load position
noblenesses
offsetting pipe
output primary
over voltage protective device
pad weld
paper carton
Parisienne
parmenter
passer montanuss
phellinus eugeniae
platyrrhinian
post-reproductive age
praecribrum
radioactive warning device
re-enacts
resonant beam tester
Seagate
Seitelberger
single-impulse welding
slurry saw
special weapon
splay-footed
splenorenopexy
suprasylvian gyrus
testing time
time domain estimation
toxin antitoxin method
transudatory dropsy
unsounded
water-treating equipment
westergaards
whurts
YCK