资料库存取技术

[00:00.00]Chapter 9 Database Management System [00:03.07]第九章 数据库管理系统 [00:06.14]Dialogue 1 [00:07.82]句型1 [00:09.51]A:Hey ,Greg , Check out my new wallpaper! [00:12.43]嘿,Greg,看一下我屏幕的新背景画面! [00:15.

发表于:2018-12-05 / 阅读(357) / 评论(0) 分类 电脑英语

MICHEL MARTIN, HOST: Philadelphia is ending a major contract with Immigration and Customs Enforcement. Federal immigration agents have long had access to an arrest database maintained by local authorities there. But activists and now top city officia

发表于:2018-12-18 / 阅读(186) / 评论(0) 分类 2018年NPR美国国家公共电台7月

Transcript This is Scientific American's 60-Second Science, I am Cynthia Graber.This will just take a minute. Physicists at the Brookhaven National Laboratory have been able to send information ahead of particle beams racing at nearly the speed of li

发表于:2018-12-24 / 阅读(268) / 评论(0) 分类 Scientific American(二)月

每期节目一话题,让英语磨练耳朵的同时学到更多有益的小知识,丰富知识的同时受益于生活。 Time-management tips 时间管理技巧 Work around procrastination. 克服拖延症。 Try Francesco Cirillo's Pomodoro Te

发表于:2018-12-27 / 阅读(212) / 评论(0) 分类 英语听力广播—Listening

1. What product or service is the telemarketer promoting? A. a stay at a new condominium B. a membership to a sports club C. a hotel in Hawaii 2. Which special feature is NOT part of this offer? A. access to free meals and beverages B. use of fitness

发表于:2018-12-28 / 阅读(182) / 评论(0) 分类 听英文对话做选择

If you are like many language students, you might have a problem with procrastination. Perhaps you are slow to do homework or study for a test. Maybe you do not like to study or you become distracted while studying. Whatever the case may be, learning

发表于:2019-01-02 / 阅读(548) / 评论(0) 分类 2017年VOA慢速英语(六)月

2. agri 你已认识field是“田地”, 你是否也知agri的意义? 在有关农田的词汇里, field竟都被agri所代替。 agri=field 田地,农田(agri也作agro,agr) 1. agrology agr

发表于:2019-01-06 / 阅读(240) / 评论(0) 分类 英文语法词汇

Feeling low and depressed? If you want to be able to instantly access a good mood, try this technique from life coach Rebekah Fensome. 感觉心情低落忧郁?如果你想迅速拥有好心情,试试生活教练Rebekah Fensome的小妙招吧。 If

发表于:2019-01-08 / 阅读(174) / 评论(0) 分类 实用英语

Vacationing on the island of Oahu, we were waiting in our tour bus for some stragglers to show up. A man, obviously not with our group, approached the bus and was about to board. How would our driver

发表于:2019-01-11 / 阅读(321) / 评论(0) 分类 英汉幽默故事选读

New Brain-Image Database Could Assist Chronic Pain 新的脑图像数据库能帮助治疗慢性疼痛 From VOA Learning English, this is Science in the News. Im Christopher Cruise. And Im Faith Lapidus. Today we tell about a World Health Organizatio

发表于:2019-01-12 / 阅读(281) / 评论(0) 分类 2014年VOA慢速英语(二)月

By Deborah Block Washington, DC 24 January 2006 watch Bird Flu Database report A computer database in the United States is helping researchers find a human vaccine for the bird flu virus -- a disease

发表于:2019-01-13 / 阅读(307) / 评论(0) 分类 2006年VOA标准英语(一月)

Memory problems 内存问题 A: The system keeps crashing when I try to access the personnel database. A:我访问人事部门数据库的时候系统不断的死机。 B: I think the file is too big. You'll need to expand your memory. First, close d

发表于:2019-01-14 / 阅读(233) / 评论(0) 分类 职业技术英语口语

SCOTT SIMON, HOST: Police departments across the U.S. are using electronic databases to store intelligence on gang activity. These databases have been heralded by police as a crime fighting tool. But some activists in Chicago claim they do more harm

发表于:2019-01-16 / 阅读(236) / 评论(0) 分类 2018年NPR美国国家公共电台1月

By Carol Pearson Washington 08 January 2008 New technology makes surgery safer, shortens recovery time and leaves no scars. Both physicians and patients are pleased with the results. VOA's Carol Pearson has more. Maria Viruet recently had her gallbla

发表于:2019-01-31 / 阅读(257) / 评论(0) 分类 VOA标准英语2008年(一月)

BEIJING, Sept. 26 (Xinhuanet) -- Fu Ming'ai was reunited with his family on Sunday after 22 years. He is one of the more than 1,400 abducted children who were helped by a national DNA database, which helps match trafficked children and their parents.

发表于:2019-02-02 / 阅读(218) / 评论(0) 分类 英语新闻

Vacationing on the island of Oahu, we were waiting in our tour bus for some stragglers to show up. A man, obviously not with our group, approached the bus and was about to board. How would our driver handle the situation, we wondered. Straight-faced,

发表于:2019-02-03 / 阅读(218) / 评论(0) 分类 趣味英语

Reproductive technology 生殖技术 Mum, Dad and Mitomum 妈妈,爸爸与代孕妈妈 Britain may allow babies with three biological parents 英有望允许新生儿有三个亲身父母 ASSISTED reproduction is one of those rare areas in which Br

发表于:2019-02-16 / 阅读(239) / 评论(0) 分类 经济学人科技系列

The director of the United Nations Industrial Development Organization has met with Kenyan finance officials to discuss the launch an African-wide database designed to help governments promote investment in their countries. The database contains info

发表于:2019-02-18 / 阅读(177) / 评论(0) 分类 英语新闻

知识点讲解: 1、中文意思一样 insist persist 2、两个词长得像 special specialty 3、长得像+中文意思一样 technique technology ① Technique 方法、技巧 Hes a great basketball player. He has flawless technique. 他是位很

发表于:2019-02-21 / 阅读(213) / 评论(0) 分类 每天三分钟学英语

Information Society by Richard Sidaway Once upon a time societies were organised around religion, farming, trade or industry. In many parts of the world today this is still true, but something else is becoming more important - the exchange of informa

发表于:2019-02-26 / 阅读(261) / 评论(0) 分类 英语音频杂志
学英语单词
a-march
arengs
armchair strategist
assignment of file
balance computer
Binmaley
bookend
buffer swapping
callatome
Cava Manara
centering diode
Cheddar cheese
closure condition
CNSG
component-substances law
constraintless
container guide bracket
danser
dazedly
Des Plaines River
diagonal cut gap
diffuser ceiling
diluted concentration
directed-beam display device
dust removal plant
EF-G
English yarn
enhancement-mode FET
environmental climate
etidronate
European turkey oak
faulx
field emission microwave device
field ionization ion source
first woman
fission decay
free man
full-featured
genoa jib
glueyness
horizontal fissure
hushing sound
ior
kavaine
kerargyre (cerargyrite)
L-asarinin
Licking County
lirio
lymphoedemas
Lysichiton
maasailand
maximum ebb
medium-speed lift
Micloretin
molecular polarizability
move within a narrow range
moving window motor
multi media kit
multi-stage reduction
musculi gastrocnemius
mutagenic coefficient
nagaika
network address
nonrisk
Northern Ireland Assembly
peak organisations
peripheral air defense
photograph plumb point
picobirnaviruses
piston seizing
Platy-helminthes
pure representation algebra
pyometras
raw hydrocarbons
recess in rotor
rededicates
reitzenstein
runted
sacroiliac disease
saketini
seleniferous
self-election
sennight
serial crate controller
share buy-back
shear vorticity
sleere
sportsbooks
subcutaneous prepalellar bursa
suite by chance
switch-out
tannoform
theriotia lorifolia card.
thrumb
to brainstorm
track centre-to-centre spacing
tryptazan
upper mast table
warfare of poison gas
water cooling
zim