中数检验法

Where's the richest town in America? WORTH magazine 1)unveiled it's 6th annual list out of the 250 richest towns and the most valuable homes, and the winner is Jupiter Island, Florida, 30 miles north

发表于:2018-11-28 / 阅读(268) / 评论(0) 分类 疯狂英语2001年

A: Excuse me, Professor. I think there might be an error in my test score. B: Sure. Do you think that the total is wrong or that you got something marked wrong that should have been marked right? A: I think that the percentage is incorrect. B: Let's

发表于:2018-11-30 / 阅读(262) / 评论(0) 分类 英语情景对话-大学生活

Scientists Create Method to Test Food and Drugs for Purity Millions of people in developing countries have to be on guard against contaminated food and medicine. Some products could be harmful -- even deadly. In Nigeria, brake fluid was found in a pr

发表于:2018-12-07 / 阅读(153) / 评论(0) 分类 2017年VOA慢速英语(三)月

Researchers Develop Better, Cheaper, Faster Zika Test 研究人员开发出更好、更便宜、更快寨卡病毒测试 From VOA Learning English, this is the Health Lifestyle report. A team of researchers say they have developed a new test for Zika

发表于:2018-12-08 / 阅读(118) / 评论(0) 分类 2016年VOA慢速英语(五)月

A: Excuse me, Professor. I think there might be an error in my test score. B: Sure. Do you think that the total is wrong or that you got something marked wrong that should have been marked right? A: I think that the percentage is incorrect. B: Let's

发表于:2018-12-26 / 阅读(212) / 评论(0) 分类 大学生活-College Life

by Jason Marshall In the last article, we learned that there are several ways to calculate the average value of a sample of data. We focused on one such method, the arithmetic mean, and used it to calculate the average number of potato chips in a bag

发表于:2019-01-02 / 阅读(225) / 评论(0) 分类 数学英语

by Jason Marshall In the last two articles weve learned how to calculate two types of average values: the mean and the median. Today, were going to continue where we left off and talk about how median averaging can be useful in everyday, real life si

发表于:2019-01-02 / 阅读(284) / 评论(0) 分类 数学英语

By David McAlary Washington 11 May 2006 Scientists have developed a cheap, rapid test to determine who has trachoma, the leading infectious cause of blindness in poor countries. The researchers say th

发表于:2019-01-04 / 阅读(212) / 评论(0) 分类 2006年VOA标准英语(五月)

This is the VOA Special English Economics Report. Recently, the United States Supreme Court decided a case on the property rights of inventors. The question was whether a business method is enough of an invention to receive a patent. Patents are a fo

发表于:2019-01-11 / 阅读(143) / 评论(0) 分类 2010年VOA慢速英语(七)月

STEVE INSKEEP, HOST: Turns out there are some workouts that can improve your memory. NPR's Jon Hamilton reports on two approaches to brain training. JON HAMILTON, BYLINE: Brain training programs often target something called working memory. KARA BLAC

发表于:2019-01-16 / 阅读(140) / 评论(0) 分类 2017年NPR美国国家公共电台10月

英语作文的六大结尾方式和例句

发表于:2019-01-17 / 阅读(154) / 评论(0) 分类 英语作文

HEALTH REPORT - New Method to Find Alzheimer's Disease By Jerilyn Watson Broadcast: Wednesday, February 04, 2004 This is the VOA Special English Health Report. A computer picture of a brain affected b

发表于:2019-01-30 / 阅读(180) / 评论(0) 分类 健康与经济

By Jessica Berman Washington 12 October 2006 Researchers have developed a new tuberculosis test that makes a diagnosis possible in a fraction of the time it can take using other methods. Experts say the test would be especially useful in the develop

发表于:2019-01-31 / 阅读(262) / 评论(0) 分类 2006年VOA标准英语(十月)

标准名称Code Standard Name Fire Prevention Code防火规范 Uniform Fire Code, 2003 Edition (incorporates provisions from both the Fire Prevention Code and the WFCAs Uniform Fire Code)统一消防规范 2003版 Standard for Portable Fire Extinguishers手提灭火

发表于:2019-02-03 / 阅读(194) / 评论(0) 分类 英文语法词汇

According to the Bureau of Labor Statistics, every major occupational group, with the exception of farming and fishing occupations, are expected to gain jobs in the next 10 years. That being said, the possibilities are endless when it comes to pickin

发表于:2019-02-06 / 阅读(318) / 评论(0) 分类 阅读空间

10. Social media manager 10.社交媒体经理 Median annual pay: $45,000 平均年薪:$45,000(¥279,338) Introverts don't dislike people, they just get exhausted by constantly being around them. But since social media managers specialize in v

发表于:2019-02-09 / 阅读(180) / 评论(0) 分类 阅读空间

A few minutes can feel like forever when you're waiting on the results of a pregnancy test. But in that brief time, you're witnessing the power of the scientific method. That one little stick lets you ask a question, perform a controlled experiment,

发表于:2019-02-14 / 阅读(132) / 评论(0) 分类 留美老师带你每日说英文

Leaders 社论 Minimum wages 最低工资标准 The logical floor 多少才合理 Moderate minimum wages do more good than harm. They should be set by technocrats not politicians 实施适度的最低工资标准利大于弊,但是它们应该由技术

发表于:2019-02-19 / 阅读(153) / 评论(0) 分类 经济学人综合

第一、迷你对话 A: Look! It is not working well. Did you try out the bike when you bought it. 看,这两自行车不好用,你买的时候没试用吗? B: No, theres no need. We can change it within two days if its not damaged. 是的,没

发表于:2019-02-22 / 阅读(143) / 评论(0) 分类 迷你对话学地道口语

Xavier: Look out! Put your foot on the brake! Xavier:小心!把脚放到刹车上! Brandy: I am braking. Brandy:我在踩刹车。 Xavier: No, your foot is on the gas pedal! Xavier:没有,你的脚在油门上! Brandy: Oh. Theres the br

发表于:2019-02-25 / 阅读(189) / 评论(0) 分类 英语口语
学英语单词
a point of honour
Aguanish
alligatoring lacquer
allylmercapto-cysteine
alternative arrangement
ancillary transmission equipment
August Ferdinand Mobius
automatic flushing device
bavants
betulinic acid
bomboat
Brokey
Caeneus
cardiaca incisura
characteropathy
check resetkey
chloropleth
classified bibliography
collinomycin
Crabb
credit mobilier
crime of corruption and nonfeasance
eight-foot-high
equity-relateds
eupatilin
fauset
female officer
Fernando de Noronha Ridge
fictive marriage
filament guide
Foo Camp
formality(F)
free study
functional tolerance
gain a living
Garsen
genetic changes
geriatric epidemiology
Goniolimon callicomum
helper T cell
herpetological biology
hfn
hibiclens
indicators of cyclical revival
jib winch inner bushing
Kamares
knotty and knaggy wood
Koracha
lac ferri
laminar air navigation and antic-ollision
Leptothrix
lithiasis conjunctivitis
mechanical cutting edge
mechanical gutter cleaner
methanol-oxygen fuel cell
method of voting
miniserial
multibarrel
nigromancies
non-linear phase shift
nonyl formate
O-diazoacetylserine
odorating
off-task
outtell
overmanning
patello-
Phenylen
Porrett
principal structure
pro-feminists
probabilistic sampling
Prof
pudding-bowl
purity of steam
pyrotechnic shell
race-meetings
raise ... eyebrows
reddish-purple
revenue cutter
seer
set of wheels
set spring
show your paces
sieve residue
simultaneous induction
space station support equipment
spinacen
standard distributed lag function
stationary control
storing of information
Talleyrand
textil
traditional line data
tucked-in
tuquoque
twin failure
universal type ship
vector colorimeter
wide-strip mill
win by a neck
wollie