[化] 氨苄西林; 氨苄青霉素
n semisynthetic penicillin (trade names Principen and Polycillin and SK-Ampicillin)
词型变化:名词复数形式 : principens
【近义词】

45.The source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Suns very center. It is here that is to be found the source of the energy that the Sun constantly pours out i

发表于:2018-11-28 / 阅读(342) / 评论(0) 分类 新概念优美背诵短文50篇

安立奎范逸臣主打歌百慕达原曲! 专辑累积销售超过3000万张拉丁流行巨星安立奎 Billboard拉丁榜冠军大碟《也许》中之流行劲歌 Vocal:Enrique Iglesias Cuando siento que mi vida se desliza y la soledad me come dia a dia, Pienso en ti... Pienso en ti... Cuando el

发表于:2018-11-29 / 阅读(197) / 评论(0) 分类 史上最强的十七首英文冠军单曲

By Sonja Pace London 30 April 2007 Five British men have been sentenced to life in prison for their involvement in an al-Qaida inspired plot to carry out bomb attacks across Britain. VOA's Sonja Pace reports from London on the outcome of the trial th

发表于:2018-12-08 / 阅读(100) / 评论(0) 分类 2007年VOA标准英语(四月)

CRA-JAH! CRA-AWK-NEF,! Teddy croaked. Teddy was speaking Raven now, but Jack understood him perfectly. Teddyhad said, So+qV, Jackand Annie! Annie stepped forward. Sh, fluttered to the windowledge and perched with Teddy. GRA-QUORK! shecroaked. That's

发表于:2018-12-10 / 阅读(78) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

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发表于:2018-12-14 / 阅读(106) / 评论(0) 分类 新概念英语第一册视频

The simplest way to say it is this: I believe in my mother. My belief began when I was just a kid. I dreamed of becoming a doctor. My mother was a domestic. Through her work, she observed that successful people spent a lot more time reading than they

发表于:2019-01-08 / 阅读(167) / 评论(0) 分类 2005年NPR美国国家公共电台

Pienso En Ti 群星 Compilation [ | 大碟 | MV ] One 第 2 首 环球2003年5月 Vocal:Enrique Iglesias Cuando siento que mi vida se desliza y la soledad me come dia a dia, Pienso en ti... Pienso en ti... Cuando el frio me llena el alma me congela y

发表于:2019-01-10 / 阅读(133) / 评论(0) 分类 英语歌曲收藏之一

(MUSIC) That July was the hottest month ever in West Virginia. Many workers became tired and weak in the heat. John Henry was concerned his friends might lose their jobs. So, he picked up their hammers and began doing their work. One week, he did his

发表于:2019-01-11 / 阅读(73) / 评论(0) 分类 英语杂谈

(MUSIC) Today we tell a traditional American story called a tall tale. A tall tale is a story about a person who is larger than life. The descriptions in the story are exaggerated much greater than in real life. Long ago, the people who settled in un

发表于:2019-01-11 / 阅读(75) / 评论(0) 分类 英语杂谈

AMERICAN MOSAIC - In Domestic Violence Cases, Children Are Often the Forgotten Victims MARIO RITTER: Welcome to AMERICAN MOSAIC in VOA Special English. (MUSIC) Im Mario Ritter. Today we listen to new music from Feist. We also read some of your recent

发表于:2019-01-12 / 阅读(86) / 评论(0) 分类 2011年VOA慢速英语(十)月

Guitarist Tom Principato has been a mainstay on the Washington, D.C. blues scene for more than 40 years. Tom's new CD was inspired by family, friends and collaborators who helped shape his life on and off the stage. Like many kids growing up in the 1

发表于:2019-01-14 / 阅读(84) / 评论(0) 分类 VOA标准英语2011年(二月)

By Alisha Ryu Nairobi 14 March 2007 Government officials in Kenya are vehemently denying media reports that a man, believed to be a close associate of one of the three most wanted al-Qaida operatives in east Africa, has been arrested in the coastal

发表于:2019-01-16 / 阅读(130) / 评论(0) 分类 2007年VOA标准英语(三月)

By Paula Wolfson Honolulu 03 September 2007 President Bush's surprise stop in Iraq marks the third time the president has managed to shroud his travel plans to a war zone in secrecy. As White House Correspondent Paula Wolfson reports, the president's

发表于:2019-02-02 / 阅读(131) / 评论(0) 分类 2007年VOA标准英语(九月)

独立小调:烦恼总是让我烦恼Entroubled Kings Castles You bring me trouble, oh so much trouble, now we're in trouble make me lose my page. Could there be a harder way? A loving couple I've blown your cover, drawn to the camera like a moth t

发表于:2019-02-02 / 阅读(108) / 评论(0) 分类 好听的英文歌曲

By Deborah Tate Capitol Hill 17 May 2006 The U.S. Senate Wednesday continued work on an immigration reform bill, voting to bar illegal immigrants with criminal records from becoming U.S. citizens and

发表于:2019-02-03 / 阅读(109) / 评论(0) 分类 2006年VOA标准英语(五月)

By Peter Fedynsky Washington, DC 17 April 2006 watch Resignation report Donald Rumsfeld (file photo) President Bush has rejected calls from a group of retired generals for the resignation of Defense S

发表于:2019-02-03 / 阅读(145) / 评论(0) 分类 2006年VOA标准英语(四月)

Katia: So, Enam, let's talk about environmental problems of our countries. In Bangladesh, what is an environmental problem? Enam: Actually, we have a lot of environmental problems in Bangladesh but mainly I'd say the soil contamination is quite bad,

发表于:2019-02-05 / 阅读(83) / 评论(0) 分类 原版英语对话1000个

Kenyan Farmers Going Green As scientists and political leaders around the world grapple with the issue of climate change, many farmers are looking at technologies that rely on renewable energy for their operations. Farmers in Kenya are now using two

发表于:2019-02-08 / 阅读(97) / 评论(0) 分类 VOA标准英语2011年(十二月)

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

发表于:2019-02-18 / 阅读(106) / 评论(0) 分类 能源行业英语
学英语单词
.mpa
Acer metcalfii
Actinodaphne confertiflora
advantage of controlling accounts
all-trunk busy register
angelence
ansco supreme pan
automatic tuning control (atc)
avoidance of disposition order
bangtail musters
bar mitzvah,bar mizvahed
be indignant about sth
beam gantry
brake-shoe guide
bureau for the revision of working plans
certification modify date/time
chainette tower
closed up shop
cloud symbol
colour-proud
connature
contain a fire
copper aventurine glass
cotula coronopifolias
cross-heading
depth-first searches
descresept
disciferous
dot-and-dash signal
electrofiltre
embabuinized
fight city hall
finite alphabet
folded doming-up region
follicolous lichen
fried me
fruit growers
fulro
gauncelye
glowstrip
gravidation
hannouche
Hedysarum gmelinii
hemocatheretic
huelvite (lacroisite)
indulgently
inlet slide
kepler telescope
land gulls
leukoplastid
ligamenta coracoclaviculare
linhares
locomotive braking period
loose part
lump together
manutius
Marettimo
maximining
mico
mixed antimony ore
moisture gradient
Montenegro test
motional
mucomembranous colic
Mur.
natural regenerated forest
nierembergia repenss
non-concealed assets
oestroprogestative
on several occasions
orbitosphenoid
ova spiraliter deposita
parnahibas
plutonium hydroxide
preparation table
printed copy
purochemical
rayonnant
rerents
rhexistasy
rocque
running base
Sale R.
Sasanian
scrimmaged
selective reflection
Seohāra
shortening of basement
social conflicts
standards compliance
surface of rotation
technical commission
temperature overshoot
tie-pins
traer
ultra cleaner
valence alternation
vassalli
vintagers
water inflow
wmvp
yst.