散在重复序列PCR技术
词型变化:名词复数形式 : irs-pcrs

Though it was a bright, hot dawn outside, there were no windows in this part of the castle. Van Ritchten had to provide his own light in the form of a small lantern, which he gripped with a white- 1)

发表于:2018-11-28 / 阅读(235) / 评论(0) 分类 疯狂英语2002年

Whats the matter, children? We are tired and thirsty, Mum. Sit down here. Are you all right now? No, we arent. Look! Theres an ice cream man. Two ice creams please. Here you are, children. Thanks, Mum. There ice creams are nice. Are you all right no

发表于:2018-11-28 / 阅读(220) / 评论(0) 分类 新概念英语第一册

By Carolyn Weaver Washington, DC 30 June 2006 watch report Sexual Harrasment The U.S. Air Force Academy in Colorado Springs, Colorado, was rocked by charges of sexual assults in 2003. A military jury acquitted a U.S. Coast Guard Academy cadet of rap

发表于:2018-12-16 / 阅读(185) / 评论(0) 分类 2006年VOA标准英语(六月)

So while the thought of paying taxes can make some of us groan, it's unavoidable, and an integral part of being an American. This is part of being a member of this society. You have an obligation -- it's a price you're paying for living in this socie

发表于:2018-12-30 / 阅读(160) / 评论(0) 分类 国家地理2007年

A: We need to stop so I can shop for some souvenirs at the souvenir stand. B: Do you have anything in particular that you are looking for? A: I love to go clothes-shopping when I travel or buy a new piece of jewelry. B: The kids in my family love get

发表于:2018-12-30 / 阅读(99) / 评论(0) 分类 旅游英语对话

A: Lets stop and look at the souvenirs at the souvenir stand. B: What types of souvenirs were you looking for? A: When I travel, I usually like to bring back a special necklace or clothing. B: I end up buying a lot of stuff for the kids in my family.

发表于:2018-12-30 / 阅读(110) / 评论(0) 分类 旅游英语对话

A: I want to look at the souvenirs over at the souvenir stand. B: What do you need to buy? A: I usually buy myself some jewelry or some clothing. B: I always buy a lot of things for my family. How about you? A: Oh yes, they practically swarm me when

发表于:2018-12-30 / 阅读(117) / 评论(0) 分类 旅游英语对话

[ti:UNIT 4 Food and Restaurants Lesson 25: I'm Hungry! I'm Thirsty!] [00:01.16]UNIT 4 第四单元 [00:02.58]Lessons 25~32 第25~32课 [00:06.43]Food and Restaurants 食物和餐馆 [00:10.16]Lesson 25: 第25课: [00:12.19]I'm Hungry! I'm Thirs

发表于:2019-01-09 / 阅读(184) / 评论(0) 分类 河北教育初中英语(初中起点)七年级上

Red Cross officials are backing local reports that U.S.-led airstrikes in western Afghanistan earlier this week killed dozens of civilians. The U.S. military is sending investigators to the scene and President Hamid Karzai has pledged to take up the

发表于:2019-01-13 / 阅读(94) / 评论(0) 分类 VOA标准英语2009年(五月)

Republican Lawmakers Hammer Outgoing IRS Commissioner Appearing before the House Ways and Means Committee just two days after his resignation, outgoing IRS Acting Commissioner Steven Miller came under fire from Republican lawmakers who asked why he d

发表于:2019-01-14 / 阅读(106) / 评论(0) 分类 VOA标准英语2013年(五月)

Midwest Tea Party Activists Not Surprised by IRS Scrutiny Former Illinois Congressman Joe Walsh, a Republican, has heard a lot about the IRS from his conservative supporters, and not just in the last several weeks. I had, during my two years in Congr

发表于:2019-01-14 / 阅读(106) / 评论(0) 分类 VOA标准英语2013年(五月)

BBC Learning English Weekender World Affairs Anna:Hello, I'm Anna Jones and in todays programme we re going to be talking to a BBC journalist who reports from all over the world. Mark Doyle works for the BBC World Service as a World Affairs Correspo

发表于:2019-01-16 / 阅读(372) / 评论(0) 分类 Weekender

ARI SHAPIRO, HOST: Tax season is here. The filing deadline is next Monday. This year, tax day is the 18th, not the 15th. And when tax season heats up, so does scam season. NPR recently received a recording - a real-life phone call between a woman in

发表于:2019-01-17 / 阅读(106) / 评论(0) 分类 2017年NPR美国国家公共电台4月

By Jim Teeple Jerusalem 07 May 2007 Israeli aircraft have attacked a car in the Gaza Strip that Israeli military authorities say was carrying Palestinian militants planning to launch rockets against southern Israel. One militant was reported wounded

发表于:2019-01-31 / 阅读(165) / 评论(0) 分类 2007年VOA标准英语(五月)

The Pentagon says no civilians were killed in an air strike Sunday in a remote area of eastern Afghanistan, which local officials say killed 27 people who were walking to a wedding. VOA's Al Pessin reports from the Pentagon. U.S. military officials

发表于:2019-02-02 / 阅读(119) / 评论(0) 分类 VOA标准英语2008年(七月)

By Paula Wolfson Washington 06 August 2006 Secretary of State Condoleezza Rice gestures during a news conference near President Bush's Crawford, Texas ranch, Sunday, August 6, 2006 President Bush is consulting with top aides at his Texas ranch on st

发表于:2019-02-02 / 阅读(153) / 评论(0) 分类 2006年VOA标准英语(八月)

今天我们要学的词是firsthand。 Firsthand, 是直接的,第一手的意思。 Firsthand information, 第一手信息。 The astronaut gave the students a firsthand account of how cool it is to walk in space, 这名宇航员给学生们讲解了

发表于:2019-02-02 / 阅读(89) / 评论(0) 分类 英语单词荟萃

I was vacationing in Miami, Florida, and I went into a souvenir store to get some gifts for friends back home. Lydia: Could you show me where the T-shirts are? Clerk: Sure, theyre on the left, along the wall. Can I help you find something ? Lydia: Id

发表于:2019-02-06 / 阅读(105) / 评论(0) 分类 地道美语播客

带镜框的独特声音:Laura Veirs - Galaxies 作为一个多产作家和有天赋的音乐家,劳拉威尔斯(Laura Veirs) 的音乐给人们类似蓝调与在天空中飞行的味道。劳拉威尔斯的专辑大都以民谣风格为主,她独

发表于:2019-02-11 / 阅读(103) / 评论(0) 分类 流行英文歌曲
学英语单词
a tergo
abandonment of right
adenological
Anerley
anomala limbifera
astrophysical spectroscopy
aziridinol
Bakunin, Mikhail Aleksandrovich
beka
Benton City
bisnotch
butter bread
capacitance coupled flip-flop
carbohydrate fingerprinting
chiu pu chi
compound harness
concave roller battery
constit.
contribution to welfare facilities
deca-hertz
differently from
Dobrany
e.c.j.
ECP - Extended Capabilities Port
elaeocarpus nitentifolius merr. & chun.
elevation synchro gear
environment mapped bump mapping
erythrina bark
eu-stress
fast-slow coincidence circuit
field weakening factor
form-factor table
geometric integration theory
glacial abrasion
grunne
hanger beam
heart rhythm
hereditary diseases
HLAB27
hosohamudama sasajii
idiothermal
immuno-electron microscopy
imperfect diffusion
Inishkea
international documentary association
isobath map
joint stock association
kaolinitic
kipping
large gap
lattice function
Leptodermis beichuanensis
lithospar
low water head
mechanographs
MEREP
method of electro-mechanical analogy
metronidazolum
meunier
news cameraman
not for an instant
ocmulgee national monument
oil defusing pump
okonite
oldest child
ornithologic
osteoperiostitis ossificans toxica
pelargonidin
pentacosandioic acid
physical therapy
pill-box antenna
plant growth and flowering
poetic imagination
Populus diversifolia
press distillate
primier
property-linked benefit
radiobeacon register
reclining twill
reinternalized
sangre de cristo mountains
Savusavu
scarth
scheduled overhaul
semiconductor network
sending reference equivalent
shipping charges
SJAE (steam jet air ejector)
snapped one's fingers
spring peepers
srg
statused by organization
strong flier
successive injury
superturbochargers
thermal emissions
thermal transpiration
tradable index
treaty of extradition
trendites
triremes
veysey