(agar 的第三人称 -s形式) n. 琼脂, 石花菜
[化] 琼脂
-s form of agar
n. any culture medium that uses agar as the gelling agent
n. a colloidal extract of algae; used especially in culture media and as a gelling agent in foods

THE MAKING OF A NATON - July 4, 2002: Marshall Plan By David Jarmul VOICE 1: THE MAKING OF A NATION -- a program in Special English by the Voice of America. (Theme) Throughout history, power passes fr

发表于:2018-11-27 / 阅读(366) / 评论(0) 分类 The Making of a Nation

Callum: Hello and welcome to 6 Minute English, I'm Callum Robertson and with metoday is Kate, hello Kate. Kate: Hello Callum. Callum: Do you like going on business trips? Kate: Well I do quite like the idea of them but they're definitely no holiday.

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Mr. President, Dr. Conant, members of the Board of Overseers, Ladies and Gentlemen: I am profoundly grateful, touched by the great distinction and honor and great compliment accorded me by the authorities of Harvard this morning. I am overwhelmed, a

发表于:2018-12-04 / 阅读(548) / 评论(0) 分类 名人演讲

EXPLORATIONS -January 16, 2002: Mars By Paul Thompson VOICE ONE: This is Doug Johnson. VOICE TWO: And this is Sarah Long with the VOA Special English program EXPLORATIONS. Today, we report about the p

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By Mario Ritter Broadcast: October 7, 2003 This is Doug Johnson with the VOA Special English Agriculture Report. Today we finish a two-part series. A listener in Brazil asked about 1)agroecology. This

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By Mario Ritter Broadcast: September 30, 2003 This is Steve Ember with the VOA Special English Agriculture Report. This week, we take a suggestion from a listener in Brazil. Agricultural specialist Lu

发表于:2019-01-04 / 阅读(210) / 评论(0) 分类 VOA2003(下)-农业与经济

Todd: So, Travis, what is your favorite movie? Travis: My favorite movie of all time is the original Star Wars. Todd: Yeah, that was a pretty great movie. Travis: The original Star Wars was a fantastic fantasy set in space, with great characters, and

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Todd: So Mark, if you don't mind me asking, how old are you? Mark: I'm 31. Todd: 31. OK, and so you probably don't remember but like... I'm 37 and I remember watching television with no remote control. Like just the big square box you have to go up a

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Todd: Now, Phil, you mentioned that you actually studied automotive engineering. Phil: Yeah, that's correct. Todd: OK, can you explain what automotive engineering is? Phil: It's basically car design and basically technology involved in cars in all as

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By Steve Herman New Delhi 19 July 2007 High-level talks between India and the United States are going into an unscheduled third day in Washington in the hopes of overcoming obstacles to a controversial nuclear cooperation agreement. VOA's Steve Herma

发表于:2019-01-12 / 阅读(225) / 评论(0) 分类 2007年VOA标准英语(七月)

英语作文 In the ancient time, Fan's family was destroyed by others. So a man went to Fan's house and tried to steal something. He saw a big bell in the courtyard. The bell was so beautiful. He liked it very much, and he wanted to get it. Because the

发表于:2019-02-01 / 阅读(114) / 评论(0) 分类 英语作文

Besides the presidential couple, all other people on board the plane reportedly died, including the country's army chief, its deputy foreign minister, the Central Bank governor and scores of other officials, legislators and crew members. Stefan Bos |

发表于:2019-02-02 / 阅读(163) / 评论(0) 分类 VOA标准英语2010年(四)月

When we reconstruct our imaginations, Mars are 3 billion years ago. We tend to make it like Earth, warm and clozzying, but it wasn't. Mars back in its wettest warmth face which probable like Earth today in its coldest regions. So I'm imagining a plac

发表于:2019-02-03 / 阅读(156) / 评论(0) 分类 自然百科2012年

BEIJING,Nov. 9 (Xinhuanet) Yinghuo-1, China's first interplanetary spacecraft, is set to hitch a ride with Russia's Phobos-Grunt Mars mission in the early hours on Wednesday, after a two-year delay. A Zenit-2SB rocket will carry Yinghuo-1 and Phobos-

发表于:2019-02-03 / 阅读(146) / 评论(0) 分类 英语新闻

By Jeff Swicord Cheyenne, Wyoming 10 September 2007 Workers at adairy farm There is growing concern that farms and ranches in the western U.S. could become the target of agroterrorism. The devastating outbreaks of foot and mouth disease in Britain a

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Todd: OK, Keith, if you won 1,000,000 dollars? No, wait, 10,000,000 dollars. Keith: 10,000,000. Todd: If you won 10,000,000, what would you do? Keith: Well, first thing I'd do, I'd probably buy a nice house for me and my wife. Todd: OK, where would t

发表于:2019-02-08 / 阅读(137) / 评论(0) 分类 原版英语对话1000个

Business: Apple From iPhones to iCars 商业:苹果,从iPhones到 iCars Apple is entering the auto business, but the road ahead could be rough. 苹果进军汽车业,但前路艰难。 Having redefined the personal-computer and mobile-phone ind

发表于:2019-02-16 / 阅读(235) / 评论(0) 分类 经济学人商业系列
学英语单词
absolute pins
action program
Adenauer, Konrad
altoruffled
bending fatigue strength
benzenephosphorus dichloride
charge of passenger transport
chemology
cinnamon snails
coequalities
consolidated revenue account
coronary vein of stomach
covariant
Crawfurdia tsangshanensis
cylinder position
davyum
denastification, de-nastification
deterritorializations
diathermy of choroid
dictyota bartayresiana
direct expense
direct-reading direction finder
dosmalfate
Drop.
dynamic loader
economizer-jet
eosinocyte
fibrous limonite
fluidextractum pruni virginianae
fluorescein-labeled
focal myelopathy
frequency test
goes to the root of
heavenized
heavy-duty (diesel) oil
hemophagocytic syndrome
hexabiscarbacholine
impotencies
interfering frequency
interoffice trunk
job sequence
lay one's account on
line displacement
lymphonodi ilici
macua
mariah
microgel grease
mid-sweep
moctamide
multi shift operation
myocardial contusion
national/international call indicator
negative autocorrelation
orifice plug
overdistention
partial details
percentage of accounts receivable
piston power
plantar tarsometatarsal ligaments
pleadings in the alternative
pogonatum capillare(rich.)brid
posterior mesenteron rudiment
pound centigrade unit
primary organizer
principal ideal minor ring
psychological mechanism
Public International Union
radiatas
report tape
Rhabditis hominis
ritornello form
rto.
scised
Seldovian stage
sharping dye
shoot loose
single partition
sliding length
snapsho
spaniotoma takahashii
spread of axles
statement label listing
steam engine plough
subclassifications
svolik
SWI/SNF
system of fixed quota
the penalty
thermonuclear runaway
tillards
top elevation
tubularians
two-phase to earth fault
ultrascan laser densitometer
undefoliated
urogenital
vall
viscosity of fluid
war drum
wedgeshaped
xenon-plus-temperature
Yale locks