脱氧核糖核酸酶,DNA酶

发表于:2018-11-29 / 阅读(269) / 评论(0) 分类 英语歌曲第六辑

By Peter Fedynsky Washington, DC 26 January 2006 watch Katrina Response report Hurricane Katrina rescue Senators probing the U.S. government's response to Hurricane Katrina, which devastated the city

发表于:2018-12-08 / 阅读(191) / 评论(0) 分类 2006年VOA标准英语(一月)

[ti:UNIT 2 DNA Lesson 10 What Is DNA?] [0:02.300]UNIT 2 第二单元 [0:03.936]DNA [0:06.098]Lesson 10: 第10课: [0:07.918]What Is DNA? 什么是DNA? [0:10.668]THINK ABOUT IT! 想一想! [0:12.400] Do you and the students near you look the sam

发表于:2018-12-10 / 阅读(206) / 评论(0) 分类 河北教育初中英语(初中起点)九年级下

[ti:UNIT 2 DNA Lesson 12 Did You Ever See a Chorse?] [0:01.725]UNIT 2 第二单元 [0:03.405]DNA [0:05.587]Lesson 12: 第12课: [0:06.938]Did You Ever See a Chorse? 你见过Chorse吗? [0:10.298]You need two groups to sing this song. 需要两组人

发表于:2018-12-10 / 阅读(255) / 评论(0) 分类 河北教育初中英语(初中起点)九年级下

River Basins Could Help Ensure Food Security The worlds major river basins may hold the key to doubling food production in the coming years. The idea was discussed at the 14th World Water Congress in Brazil. A new report says while water shortages do

发表于:2018-12-16 / 阅读(130) / 评论(0) 分类 VOA标准英语2011年(十月)

86 去痛片须慎用 DATE=8-16-01 TITLE=SCIENCE REPORT - OxyContin Warning BYLINE=Jerilyn Watson (Start at 1'02

发表于:2019-01-02 / 阅读(176) / 评论(0) 分类 科技之光

史诗巨作《澳大利亚》由妮可基德曼和休杰克曼主演,讲述了漫漫北澳大利亚大陆上一个结合了浪漫、戏剧、冒险与奇观的壮丽史诗故事。影片描画出澳大利亚这个遥远且充满异国风情的地方

发表于:2019-01-03 / 阅读(183) / 评论(0) 分类 电影歌曲

By Karem Sa'id Cairo 25 February 2007 Tourists to Egypt are no doubt familiar with the felucca, a timeless sailboat. Egyptians, however, use the word felucca for another kind of boat on the Nile - a motorboat that blares popular music. Karem Said re

发表于:2019-01-12 / 阅读(160) / 评论(0) 分类 2007年VOA标准英语(二月)

By Patricia Nunan New Delhi 30 August 2006 Government soldiers patrol on the Mavilaaru reservoir tank bank in Mavilaaru, close to Muttur, Sri Lanka, Monday, August 28, 2006 International ceasefire monitors have blamed the Sri Lankan military for the

发表于:2019-01-13 / 阅读(169) / 评论(0) 分类 2006年VOA标准英语(八月)

By Gilbert da Costa Abuja 28 June 2007 The recent release of Niger Delta militant Mujahid Dokubo-Asari has prompted calls for the immediate release of another separatist leader from the southeast. For VOA, Gilbert da Costa reports from Abuja. Ralph U

发表于:2019-01-13 / 阅读(165) / 评论(0) 分类 2007年VOA标准英语(六月)

By Challiss McDonough Cairo 25 June 2007 The Israeli prime minister says he intends to free 250 Palestinian members of Fatah currently held in Israeli jails. The move is aimed at strengthening Palestinian President Mahmoud Abbas, whose Fatah movement

发表于:2019-01-13 / 阅读(153) / 评论(0) 分类 2007年VOA标准英语(六月)

Secretary of State Condoleezza Rice says she hopes Saturday's critical meeting with Iran's nuclear negotiator in Geneva will mark a change of course for Tehran in its nuclear dispute with the international community. Rice is sending a senior envoy t

发表于:2019-01-13 / 阅读(123) / 评论(0) 分类 VOA标准英语2008年(七月)

Experts Cite Underlying Causes for UK Riots London was largely calm Wednesday, but the rioting that engulfed the British capital for the past four nights has spread to other cities, including Manchester and Birmingham. British Prime Minister David Ca

发表于:2019-01-14 / 阅读(145) / 评论(0) 分类 VOA标准英语2011年(八月)

Liberia Prepares for Voting Amid Security Concerns, Refugee Crisis Liberia's electoral commission is working to safeguard voting along the border with Ivory Coast, where hundreds of mercenaries from the recent Ivorian political crisis are under arres

发表于:2019-01-14 / 阅读(164) / 评论(0) 分类 VOA标准英语2011年(八月)

Beginners. Well, it's time for a new dog. For the past year, we have been a one dog family. But, you know, our dog, Rosie, is a wildly social lady. She goes crazy any time she meets another dog, a cat, a mouse, or a bird, let alone a human. But, the

发表于:2019-01-28 / 阅读(153) / 评论(0) 分类 英语博客 A cup of English

By Melinda Smith Washington 14 May 2007 Top executives of the company that makes a powerful painkiller called Oxycontin admitted this week they lied about the drug's addictive qualities in order to boost sales. As VOA's Melinda Smith reports, worldwi

发表于:2019-02-03 / 阅读(199) / 评论(0) 分类 2007年VOA标准英语(五月)

今天我们要学的词是robocall。 Robocall指的是由计算机系统自动拨号,播放事先录制的电话留言的宣传电话。Robocall是产品促销和政治竞选的常用手段。A GOP group launched its robocall campaign against Sen

发表于:2019-02-04 / 阅读(215) / 评论(0) 分类 英语每日一词

By Kurt Achin Seoul 07 December 2007 The senior U.S. delegate to multinational talks aimed at dismantling North Korea's nuclear capabilities says more discussions are needed before North Korea produces a formal declaration of its nuclear programs. VO

发表于:2019-02-07 / 阅读(160) / 评论(0) 分类 VOA常速英语2007年(十二月)

Beginners. Today, Foxy had an appointment with the vet for vaccinations and a general check-up. She is about eight months old, so she needed her second set of vaccinations. The vet also needed to see if her growth was normal and healthy. I put her in

发表于:2019-02-07 / 阅读(177) / 评论(0) 分类 英语博客 A cup of English

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:2019-02-16 / 阅读(168) / 评论(0) 分类 能源行业英语
学英语单词
aborsive
Ad Dur
all-weather liquefied petroleumgas
antiarms
axis of vortex
bagana vol.
bedevilling
biopirate
boodlea coacta (dickie)murr.et de toni
bootstrap driver
Brittish
buy cotton
carcinoma chronic
Casagrande liquid limit apparatus
casing pressure
cisne negro
city group
colasposoma dauricum (mannerheim)
Color Etching
common crane
coordinate bond
cuntery
dasyure
Deheq
delative
dietary composition
dispraisingly
Dsu, data service unit.
edaphone
Entelodontoidea
excretings
family Menuridae
fawneth
file constant
follow - up meeting
forespurrer
frame bending machine
free flooded transducer
gandergoose
glacial rock
gomphoses
half-octave
have an accident
hemdurgan
Hexamita meleagridis
Holtwood
hominess
hydro bowl classifier
incompetent cervixes
ironmonger
Karlivka
klystron power source
loading duration
Maesa macilentoides
measurement dimension
mechanical connection
Mello-Roos
methylphosphoric acid
mini-electrocentrifuge
Minkovski inequality
molecular gage
monotonality
Noordbrabant
normal velocity component
object-oriented operating system
oceangoing vessel
outside wedlock
path of recoil
phase-delay characteristic
pimplelike
poorlier
pro-leg
production quality
propagation delay time
property list
pseudogoniopsita siphonelloides
radioactive tracer element
reducibly
reenkindling
return cargo
Rozenburg
sclerotium paspali
short-sleeved sweater
slice time
sperm-duct
spins around
srsusms-s
storage facility
sultanies
super-saline water
tangent bend
tendinotrochanteric ligaments
the Bosphorus
theotaurine
thorium silicide
tie clasp
turecamo
vegetative character
vulva
Wiedemann's additivity law
windrowing attachment for motormower