音标:[klәun] ;
[医] 无性系, 纯系(植物、细胞、细菌等)
n a group of genetically identical cells or organisms derived from a single cell or individual by some kind of asexual reproduction
词型变化:名词复数形式 : clons
【近义词】

This is the VOA Special English Agriculture Report. Recycling programs usually give new life to materials like paper, metal, plastic and glass. But a program in the eastern United States is recycling shellfish to help the Chesapeake Bay. Oysters are

发表于:2018-12-07 / 阅读(112) / 评论(0) 分类 2010年VOA慢速英语(十一)月

For the past 30 years, there have been over 85 cases of religious violence in the northern part of Nigeria. And there is [clearly] a failure of leadership...which has created a vacuum for people to find answers to their problems within the realm of I

发表于:2018-12-08 / 阅读(105) / 评论(0) 分类 VOA标准英语2009年(十二月)

This is the VOA Special English Development Report. Clay is found almost everywhere in the world. It is formed by the action of wind and water on rocks over thousands of years. The rocks change in both chemical and physical ways. Chemically, element

发表于:2018-12-15 / 阅读(101) / 评论(0) 分类 VOA慢速英语2008年(八)月

Biffy Clyro是来自苏格兰的一个摇滚组合, 有三个成员组成,Simon Neil and school friend twins James and Ben Johnston. They have three albums so far, Blackened Sky, The Vertigo Of Bliss and Infinity Land,喜欢摇滚的沪友可以去

发表于:2019-01-10 / 阅读(111) / 评论(0) 分类 英文特辑精选

Australia is boosting its military ties with Indonesia, its giant northern neighbor. Regional political analysts say that while the diplomatic relationship is flourishing, there are concerns that citizens from both countries still view each other wit

发表于:2019-01-14 / 阅读(134) / 评论(0) 分类 VOA标准英语2010年(十)月

With tensions mounting just three months before a critical referendum on secession in southern Sudan, deadlock surrounding the status of the Abyei region has presented another threat to the stability of post-referendum Sudan. In an interview Wednesda

发表于:2019-01-14 / 阅读(113) / 评论(0) 分类 VOA标准英语2010年(十)月

CLOO 是一个iPhone 上的社交网络App,它有一个主题那就是分享你的厕所/浴室,为都市人提供便利,同时自己也赚得一些外快。 CLOO 会把每个人的家都变成公共厕所,如果你在街边尿急,那么请打

发表于:2019-01-21 / 阅读(261) / 评论(0) 分类 英语万花筒

In the United States, the fastest growing type of trash is e-waste: computers, TVs and other electronics. Because many e-waste components are toxic, many communities are striving to recycle them more responsibly. From Boulder, Colorado, Shelley Schl

发表于:2019-02-03 / 阅读(162) / 评论(0) 分类 VOA标准英语2008年(十二月)

By Phuong Tran Dakar 09 October 2007 Thousands of youths line up in Mauritania's poorest neighborhoods to see the mostly underground concerts of a homegrown rap group. Diam Men Teky does not win many fans in the government for their songs about corru

发表于:2019-02-03 / 阅读(124) / 评论(0) 分类 2007年VOA常速英语(十月)

Grimmette is taller and heavier that Martin, but Brian drives the sled - with Grimmette lying on top of him. The arrangement calls for a closeness of thought that would challenge even the best co-workers. It's a good thing they are friends as well. G

发表于:2019-02-06 / 阅读(185) / 评论(0) 分类 VOA标准英语2010年(一月)

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发表于:2019-02-10 / 阅读(184) / 评论(0) 分类 加州英语分级G1

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发表于:2019-02-10 / 阅读(176) / 评论(0) 分类 加州英语分级G1

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发表于:2019-02-10 / 阅读(186) / 评论(0) 分类 加州英语分级G1

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发表于:2019-02-10 / 阅读(177) / 评论(0) 分类 加州英语分级G1

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发表于:2019-02-10 / 阅读(161) / 评论(0) 分类 加州英语分级G1

As a teenager growing up in the American Southwest in the late 1960s, Cleve Jones remembers how isolated and lonely he felt. But he says his life changed one day when he happened to read a magazine article in the school library on the gay liberation

发表于:2019-02-12 / 阅读(87) / 评论(0) 分类 VOA标准英语2010年(一月)

Man. City go CL bottom after loss at Ajax AMSTERDAM, the Netherlands, Oct. 24 (Xinhua) -- English champions Manchester City suffered a surprising 3-1 defeat to Ajax in Amsterdam on Wednesday to go bottom in Champions League Group D. Ajax started the

发表于:2019-02-17 / 阅读(115) / 评论(0) 分类 英语新闻

今天上海新东方陈鹏飞给大家总结托福基础词汇中表示表示关shut的词根clud, clus。其同源词分别是①include包括,包含; ②inclusion 包括,包含;③exclude 排除; ④exclusive排他的,专有的;⑤conclude结束

发表于:2019-02-19 / 阅读(215) / 评论(0) 分类 托福英语

Artist:Tamas Wells Song:The Crime At Edmond Lake The leaves were raked at the end of Edmond Lake For the teams to find the evidence of why They had failed to rise and run out and hide When they heard the voices calling from the flame trees I coul

发表于:2019-02-20 / 阅读(143) / 评论(0) 分类 金属
学英语单词
adjustable resistivity
alkalescens Shigella
antidromic cortical response
apex auriculae
arcosolium
brown v board of education
business affair
calibrated feeder
calyotra
candlemass
Caspian terns
castration ceIls
channelography
chinaberry trees
closed cycle control system
colange
compact tissue
conditional control sequence interruption
cooling-power anemometer
Corystospermales
credenze
currency basket
d-tubocurarine
dangaleats
debt market
degradation of aldose
Diplarche
diural tail fin
effect of salvage
emergency rail stored along the way
environment issue
esucos
Etteridge
f.w.
Facebook her
fairy cycle
file unsafe logic
fixed target track
full-revolution dumper
Galepus
hair-stroke
Heinz granules
Huey test
human capital flow
hydroxydopamines
imperial palace
inferior nasal venule of retina
intermediate slit
invisible hyphen
keikogi
la roca
Lighthouse Reef
litles
macquarrie
magic line
max rotating angle of pitman arm shaft
medium-basic eruptive
meiogyrous
methylribonucleotide
miscible fluid drive
Modify key
Monopen
nanocomponent
narrow-mesh
oleographically
optical characters
Palestinianism
payment refused
peripheral control unit
phono plug
physical drill
picric
plicarcularia graniferus
poeciloblastic
quantitative directives
reprinters
rubber sandwich spring
scanning sequence
schonberger
seabourn
semi-industrial
sequencer register
ship-control line
staurigamia
substitution therapy
synchronizings
tell-truth
test sprue
thermostat
timorousnesses
to the core
Toba Inlet
Tougnifili
tree sparrow
Typhoid/Ted/Vac
ulaanbaatars
ultrasonic quantity
vaskolin
wall chart
weakly acidic ion exchanger
whip operating lever pin
zans