un. 实验设计;试验设计
[网络] 实验设计法分析

[00:00.00]在线英语听力室( www.tingroom.com )友情制作 [00:03.79]1999 Passage5 [00:07.41]Science, in practice, depends far less [00:10.29]on the experiments it prepares [00:12.59]than on the preparedness of the minds of the men [00:15.71]who watch the

发表于:2018-12-01 / 阅读(93) / 评论(0) 分类 历年考研英语阅读理解

Erica, Skills For Web Design J: Hello everyone! I'm Jody! Welcome to American Cafe! Y: 大家好,我是杨晨,欢迎您到美语咖啡屋。 J: Hey, Yang Chen, take a look at this logo! I thought

发表于:2018-12-02 / 阅读(95) / 评论(0) 分类 2017年NPR美国国家公共电台12月

04 美国的航空航天技术 DATE=2-21-01 TITLE=EXPLORATIONS #1940 - Space Digest BYLINE=Paul Thompson VOICE ONE: This is Steve Ember. VOICE TWO: And this is Shirley Griffith with the VOA Special En

发表于:2018-12-07 / 阅读(63) / 评论(0) 分类 科技之光

Broadcast: Jan 29, 2003 By Paul Thompson VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Today we tell about a space rock that

发表于:2018-12-07 / 阅读(67) / 评论(0) 分类 VOA2003(上)-科技导航

Liz, Graphic Design to Pastry Chef J: Hello everyone! I'm Jody. Welcome to American Cafe Y: 各位好,我是杨晨。欢迎您到美语咖啡屋。 J: Our guest today is Liz. She's a friend of mine

发表于:2018-12-19 / 阅读(127) / 评论(0) 分类 美语咖啡屋

Y: 各位听众好,我是杨晨。欢迎您到美语咖啡屋! J: Hello, I'm Jody. Welcome to American Cafe! So, Yang Chen, I was looking at our web site for American Cafe and we have a problem. Y: 我

发表于:2018-12-19 / 阅读(142) / 评论(0) 分类 美语咖啡屋

[00:00.00]Unit 6 Design [00:06.25]Lesson 4 Dream Houses [00:10.28]The house on Mango Street [00:13.75]We didn't always live on Mango Street [00:16.74]Before that we lived on Loomis [00:18.74]on the third floor [00:20.34]and before that we lived on Ke

发表于:2018-12-29 / 阅读(197) / 评论(0) 分类 北师大版高中英语模块2

[00:00.00]Unit 6 Design [00:04.57]Lesson 3 Chinese Paper Art [00:08.62]The Art of Paper [00:11.90]Chen Zijiang is a paper-cutting expert [00:15.04]whom I interviewed for my article [00:16.86]on Chinese Art. [00:19.08]Paper-cutting is something [00:20

发表于:2018-12-29 / 阅读(168) / 评论(0) 分类 北师大版高中英语模块2

(woman) Before we start our first lab, I'd like to tell you a little bit about the workbook we'll be using. The first thing I'd like to point out is that the workbook contains a very large amount of material --- far more than you could ever handle i

发表于:2018-12-30 / 阅读(107) / 评论(0) 分类 托福听力短文

The Making of Isaac Newton Anyone who has ever gone to school is probably aware that Isaac Newton formed his theory of gravity after seeing an apple fall from a tree. This story is allegedly true. Wha

发表于:2018-12-31 / 阅读(45) / 评论(0) 分类 有声英文阅读

10 THE IMPORTANCE OF SCIENTIFIC EXPERIMENTS THE IMPORTANCE OF SCIENTIFIC EXPERIMENTS The rise of modern science may perhaps be considered to date as far back as the time of Roger Bacon, the wonderful monk and philosopher of Oxford, who lived between

发表于:2019-01-07 / 阅读(52) / 评论(0) 分类 英语背诵文选第一册

On my 89th birthday, I ask indulgence to depart from customary journalistic detachment (Our very senior News analyst, Daniel Schorr ) into the long running argument about creationism versus evolution. There has lately been added a new catch phrase, a

发表于:2019-01-08 / 阅读(174) / 评论(0) 分类 2005年NPR美国国家公共电台

[00:01.56]In 1892, brothers Orville and Wilbur Wright [00:05.32]opened a bicycle-repair company. [00:07.68]The brothers were specialists in this area, [00:10.05]but they were more interested [00:11.26]in something else-aircraft. [00:13.79]The brother

发表于:2019-01-10 / 阅读(221) / 评论(0) 分类 北师大版高中英语模块7(选修)

俗语有云:是骡子是马,拉出来溜溜。这句话告戒我们,就算有人口若悬河,跟你吹得天花乱坠,我们还是要擦亮双眼,看看他有没有真本事。英语中也有个类似的俗语,叫the proof of thepuddin

发表于:2019-01-14 / 阅读(54) / 评论(0) 分类 实用英语

[00:00.00]1.M:I'm going to be up all right studying for my exam. [00:05.56]W:Do you really think that's wise? [00:07.84]Q:What does the woman imply? [00:10.06]2.W:Can you tell me what time Flight 218 arrives? [00:15.28]M:Yes,it was scheduled to arriv

发表于:2019-01-25 / 阅读(59) / 评论(0) 分类 英语六级听力练习集锦

Builders in South Africa have begun construction on a new type of housing for low-income families. The buildings look like conventional homes, but the walls are made with sandbags. Architects say their experimental design is quicker and easier to bu

发表于:2019-01-29 / 阅读(70) / 评论(0) 分类 VOA标准英语2008年(十二月)

New exhibits revealing the atrocities of Japan's notorious Unit 731, infamous for its deadly and cruel human experiments, are now on display in northeast China's Heilongjiang Province. CRI's Wang Wei brings more details. Reporter: More than 10,000 ar

发表于:2019-02-02 / 阅读(52) / 评论(0) 分类 英语新闻

1. Diamonds in the rough 未经雕琢的钻石只差好好打磨就能bling bling啦!归根到底,说明人家还是块材料啊! 例:She may seem shy and ordinary right now, but give her a couple more years - she truly is a diamond in the ro

发表于:2019-02-08 / 阅读(127) / 评论(0) 分类 英语口语

Making enrolment in pension plans the default for new employees 例如,把加入养老金计划列为新员工的默认选项 (ie, they must decide to opt out rather than opt in) dramatically increases the share of employees saving through such pro

发表于:2019-02-17 / 阅读(50) / 评论(0) 分类 经济学人财经系列

Scientists say early experiments suggest it may one day be possible to make babies without using eggs. 科学家称,早期实验表明,将来某一天或许不需要卵子就能孕育出婴儿。 They have succeeded in creating healthy baby mice

发表于:2019-02-17 / 阅读(45) / 评论(0) 分类 阅读空间
学英语单词
2'-phosphodiesterase
A category
ABOG
air cleanliness
air management
Alberta Basin
aloo
alphanumeric symbol
amber gris
Appalachians
bageling
baraga
bi-component yarn
Casmara patrona
centripetal growth
character set attribute
Chinchāl, Nahr
Coolmore
copper phthalocyanine
Dawadawa
dense-graded mix
Derris hainanensis
desired product
Dimethylbiguanide
directed set
distributed copies (code and name of recipients)
echinorhynchids
engrooved
eufemias
exports of goods and material services
fagot dam
fire appliance
fixed interest securities
flow test
flumoxonide
gai-ge
gepirone
grip pawl
gulley grating
hand-plugging mallet
Hemiascomytes
hot-strip ammeter
import-export commodity inspection
inductive rise
interval resolution
iron powder cement
isotropic (uniform) reflecting diffuser
Koula
Lao Sing
lipochromogen
maltotes
mean length
Mexican jalap
mimetic twining
misregards
mobile launcher
mudwing
multiparous branching
Nikel'
no-licence
noise circumstance
nontax revenue
Norton pulpstone
oesophagoscopies
oil to water heat exchanger
overspin
photo-compositions
pilkin
power represent
pravo
precooked
punched card accounting equipment
recovery vehicle
red blood cell fragility
retrodict
rock-cuts
sag-bags
Saksun
sand whirl
sansing
scattering type pressure gauge
seat radio
self-transfusion
sellers no buyers
side-saddles
snakeblenny
spinor genus
splenoptosis
statutable
sugar-work
surplus from cancellation of stock
syncretistical
tachometric electrometer
tailor-made oil
tankervilleae
Tigrean
titanantimonpyrochlore
triticum aestivum speltas
trudeaus
universal milling attachment
versifies
vestibulography