[医] 吕弗勒氏鞭毛染色法

Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in microns. One micron is a thousandth of a millimeter: a pinhead is about a millimeter across. Rod-shaped bacteria are u

发表于:2018-11-28 / 阅读(545) / 评论(0) 分类 新概念优美背诵短文50篇

A: Hello, I'm returning your phone call. B: I'm glad that you could get back to me so fast. A: No problem, but what were you calling about? B: I needed to talk to you about your son. A: Is he messing up in school? B: He was acting up in class one day

发表于:2018-11-30 / 阅读(174) / 评论(0) 分类 英语情景对话-日常生活

Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in microns. One micron is a thousandth of a millimeter: a pinhead is abo

发表于:2018-12-01 / 阅读(239) / 评论(0) 分类 新东方背诵文选

It is often said that cats have nine lives, that they are lucky enough to escape from danger again and again. Here is a science fiction tale about how one such lucky escape by a cat led to a discovery that was able to change the course of people's l

发表于:2018-12-07 / 阅读(173) / 评论(0) 分类 英语散文阅读

Lesson 12 Here's to WEFL! [00:-0.50]为WEFL干杯 [00:-1.00]1.Leave it on.I want to see the credits. No, [00:-1.50]让它开着吧。我想看一下演职员表。不, [00:-2.00]I want to talk.We've seen enough credits. [00:-2.50]我想聊天,我们

发表于:2018-12-25 / 阅读(118) / 评论(0) 分类 洪恩环境英语

Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in microns. One micron is a thousandth of a millimeter: a pinhead is about a millimeter across. Rod-shaped bacteria are us

发表于:2018-12-30 / 阅读(120) / 评论(0) 分类 考研背诵50篇

By George Dwyer Washington 04 March 2008 For decades Washington's National Air and Space Museum has been among the city's top tourist attractions. It is an impressively large building - located within sight of the U.S. Capitol Building - and operated

发表于:2019-01-11 / 阅读(120) / 评论(0) 分类 VOA标准英语2008年(三月)

By Carolyn Weaver New York City 19 July 2007 A new documentary by director Benson Lee, Planet B-Boy , is about a dance form called b-boying, or break dancing. Invented on the streets of New York in the early 1970s by black and Latino youths, its beco

发表于:2019-01-12 / 阅读(202) / 评论(0) 分类 2007年VOA标准英语(七月)

By Martin Secrest Washington, D.C. 26 January 2007 watch Bird Flu report New outbreaks of bird flu are causing concern in Asia. Since the beginning of the year, there have been new bird flu cases in Thailand, Vietnam, and China. Indonesian authoriti

发表于:2019-01-13 / 阅读(151) / 评论(0) 分类 2007年VOA标准英语(一月)

GUY RAZ, HOST: OK. So Juan Enriquez is saying that this is all superpromising and exciting, and we could actually eliminate disease. And we could create... PAUL KNOEPFLER: Right. RAZ: ...You know, future humans who are immune from these horrible affl

发表于:2019-01-16 / 阅读(175) / 评论(0) 分类 2017年NPR美国国家公共电台9月

By Mil Arcega Washington 05 July 2007 Sirivat Voravetvuthikun, the Thai sandwich man Ten years after the Asian stock market plunge left him $30 million in debt, a 57-year-old Thai entrepreneur has become a symbol of optimism and perseverance in his c

发表于:2019-01-26 / 阅读(159) / 评论(0) 分类 2007年VOA标准英语(七月)

By Raymond Thibodeaux Gulu, Uganda 02 March 2006 Opposition supporters scream at Ugandan riot police as police and opposition supporters clashed in Kampala, February 25, 2006 Many of the nearly two mi

发表于:2019-01-31 / 阅读(226) / 评论(0) 分类 2006年VOA标准英语(三月)

US Could by 2017 Be World's Biggest Oil Producer The International Energy Agency says that by 2017 the United States is likely to overtake Saudi Arabia as the world's biggest oil producer. The Paris-based energy agency said Monday in its annual forec

发表于:2019-01-31 / 阅读(157) / 评论(0) 分类 英语新闻

New Supercomputer Could be World's Fastest Scientists at the Oak Ridge National Laboratory in the U.S. state of Tennessee have unveiled what could be the worlds fastest supercomputer. The new computer, named Titan, is capable of making more than 20,0

发表于:2019-02-07 / 阅读(139) / 评论(0) 分类 英语新闻

Premier says China's economic growth stablizing BEIJING, Oct.17 (Xinhua) -- China's economic growth has started to stabilize and witness positive changes with economy running well in the third quarter, said Premier Wen Jiabao. China's economy will co

发表于:2019-02-07 / 阅读(113) / 评论(0) 分类 英语新闻

The United States Women's Olympic ice hockey team will be relying on a mixture of youth and experience as they prepare for the 2010 Winter Games this February in Vancouver, Canada. Women's squads from eight different nations will be battling for the

发表于:2019-02-08 / 阅读(168) / 评论(0) 分类 VOA标准英语2010年(一月)

RIO DE JANEIRO, March 8 (Xinhua) -- Brazilian tennis legend Gustavo Guga Kuerten received his official induction into the Hall of Fame of tennis on Thursday. The athlete received the prestigious honor in Sao Paulo by the current directors of the Hall

发表于:2019-02-11 / 阅读(183) / 评论(0) 分类 英语新闻

As the number of swine flu cases in Australia soars past 4,500, new research indicates that indigenous people may be more susceptible to the contagious virus, compounding an array of existing health conditions. The findings have been detailed in the

发表于:2019-02-12 / 阅读(135) / 评论(0) 分类 VOA标准英语2009年(七月)

Bacteria Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in microns. One micron is a thousandth of a millimeter: a pinhead is about a millimeter across. Rod-shaped bacter

发表于:2019-02-17 / 阅读(150) / 评论(0) 分类 双语有声阅读

48 Bacteria Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in microns. One micron is a thousandth of a millimeter: a pinhead is about a millimeter across. Rod-shaped bac

发表于:2019-02-17 / 阅读(147) / 评论(0) 分类 双语有声阅读
学英语单词
a grey mare
afbs
all-the-year-round housing
aluminium-cable steel-reinforced wire
Anglo-saxons
aninat
anticommission
azocines
Barlow's disease
bartolome
bend waveguide
benzocyclic
botijas
Brazil twin
broker's slip
bubble street
burlesquing
cascade fluid dynamics
ccair
cellulose acetate-propionate
census of population
christmas shopping
chromatographic science
Claviceps
clubbish
corneous layer
cufic
current crossripples
cyrtophylin
Dalbeg
dance masters
Daryabad
disabling stature
dudgen
dynamic design
enlils
fabric fall
favorable balance of international payments
file transfer disk receive routine
formalinise
good cheer
grasping support
grifola rosularis
holy-roller
hoovervilles
igneous concentration
impulsive phase
index compound
infratemporal space
isocladiella flagellifera
Keiyasi
liberatory
like products
linear block
lion dog
lubricating moisture
lunar days
magnetizes
man-shaped walking machine
megadalton
microwave field intensity meter
microzonation
Mohaniā
moral rule
munchausens
Navsari
normal load
oryzalexins
photogrammetric method
pitch furnace
postmodernizes
put someone to the trouble
Ruzhintsi
scholarchs
scrub column
sectional radiator
seynesia cynanchi
share buy-back
sight feed body
slide core
small nuclear ribonucleoprotein particle
spiracular
stand age class organization
stawk
straight bed
straw board
T association
talk sb's arm off
talked-down-to
terrorise
transverse submerged arc welding
Ueberstorf
vaeyrynenite (v?yrynenite)
vague image
varvicite
vibrating-reed gyro
warning shot
western tamarack
whirley
witster
xrs
zonal rate schedule