取样误差

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(239) / 评论(0) 分类 英语情景对话-大学生活

You wake up every day to do your hair and put on a smile baby You do your best to hide the pain u feel inside... babe Your eyes say that u will never trust another man again U need to know that there's a place in my heart for you So girl u don't... [

发表于:2018-12-01 / 阅读(269) / 评论(0) 分类 英文流行歌曲MV

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发表于:2018-12-06 / 阅读(193) / 评论(0) 分类 斯伯恩自然拼音(MP3+PDF)

AS IT IS 2016-02-29 Egypt Says It Sentenced Boy, 4, to Prison in Error The Egyptian military admitted last week it made a mistake when sentencing a 4-year-old boy to prison for life. A mistaken identity and confusion inside the Egyptian court system

发表于:2018-12-08 / 阅读(174) / 评论(0) 分类 2016年VOA慢速英语(二)月

Father : Do you like Ray or Sam? Daughter: I like Ray. Father : Why? Daughter: Sam's OK, but Ray's taller, cuter and more interesting. What about you? Father : I like Sam better. Daughter: Why? Father

发表于:2018-12-08 / 阅读(637) / 评论(0) 分类 赖世雄初级美国英语

By George Grow Broadcast: July 6, 2003 (THEME) VOICE ONE: I'm Steve Ember. VOICE TWO: And I'm Phoebe Zimmermann with the VOA Special English program, People in America. Today, we tell the story of Sam

发表于:2018-12-18 / 阅读(186) / 评论(0) 分类 VOA2003(下)-美国人文故事

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(198) / 评论(0) 分类 大学生活-College Life

It is early evening and soon this amphitheater will be standing room only for the evening show. Bats, hundreds of thousands of Mexican Free-tailed bats, are hungry tornado that swirls out of New Mexico's Carlsbad Caverns each night in search of food.

发表于:2018-12-30 / 阅读(234) / 评论(0) 分类 国家地理2007年

NEW YORK, Aug. 30 (Xinhua) -- French Open champion Li Na committed 54 unforced errors and was eliminated in the first round of the U.S. Open by 53rd-ranked teenager Simona Halep on Tuesday. Li, seeded sixth, lost 6-2, 7-5 to Romania's Halep, sufferin

发表于:2019-01-11 / 阅读(196) / 评论(0) 分类 英语新闻

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:2019-01-22 / 阅读(145) / 评论(0) 分类 英语原版童书

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:2019-01-22 / 阅读(155) / 评论(0) 分类 英语原版童书

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:2019-01-22 / 阅读(155) / 评论(0) 分类 英语原版童书

By Lisa Schlein Geneva 06 August 2007 The World Health Organization says all countries, with the exception of Indonesia, are sharing their avian influenza viruses. WHO says the failure to share virus samples could retard the development of an effecti

发表于:2019-02-05 / 阅读(230) / 评论(0) 分类 2007年VOA标准英语(八月)

【中文解释】 errorist是指总是犯错却自认为正确的人,错误份子,瞪眼睛说瞎话。 【英文解释】 Someone who repeatedly makes mistakes. Says stuff he believes is true, but anyone with common sense can see he's wrong. A

发表于:2019-02-09 / 阅读(162) / 评论(0) 分类 美国俚语

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发表于:2019-03-02 / 阅读(192) / 评论(0) 分类 加州英语分级GK

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发表于:2019-03-02 / 阅读(173) / 评论(0) 分类 加州英语分级GK

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发表于:2019-03-02 / 阅读(196) / 评论(0) 分类 加州英语分级GK

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发表于:2019-03-02 / 阅读(168) / 评论(0) 分类 加州英语分级GK

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发表于:2019-03-02 / 阅读(169) / 评论(0) 分类 加州英语分级GK

歌词如下: A ram sam sam, a ram sam sam Guli guli guli guli guli ram sam sam A rafi, a rafi, Guli guli guli guli guli ram sam sam A rafi, a rafi, Guli guli guli guli guli ram sam sam A ram sam sam, a ram sam sam Guli guli guli guli guli ram sam sa

发表于:2019-03-16 / 阅读(450) / 评论(0) 分类 英语儿歌274首
学英语单词
acid scouring
Afroism
amobina distorta
antifilibuster
armoured piercing high explosive
as from
Bahr el Ghazal
basies
Belzoni, Giovanni Battista
boletaceous
bottle kiln
calorimetric test
cancerfighting
caudifolius
classical Latin
common horehound
conceptual backdrop
contributor fault
counterdrawing
counterrecoil mechanism
Dagestani
deionization grid
double copulas
drying by baking
dynamic complex
ecological subspecies
edge water drive
election-times
etiopathogenetic
Festuca sinomutica
figge
filings
foreign trade structure
Ga. A.
gandell
gatherest
Georgia holly
GO-TO-less programming
guilelessly
hamar
heliotrope cyanosis
idol-like
induced investment
intertemporal trade
intervulcanizability
inveigh
isopral
kelmscotts
kelvin probe
Kilembe
lake lemen
laminae medullaris medialis
leifitz
let the sawdust out of
localization of industry
manned return vehicle reentry
Mayer's fixative
Moslemization
muslin-covered
Non-cleaning
omnibenevolence
Pachuca tanks
paddy washing machine
particular of goods
peroxid
photon lifetime
pile penetration test
pontellina plumata
portamenti
production logs
Propilenoglicol
radio-star
reinstallment
S-Adchnon-30
sanjurjo
self-flagellation
Sheffield plate
shot list
sloping bottom tank
spun-like finishing
St George's I.
start and stop automatic control
statuit
stock-carrying capacity
tatarkaite
tie and dye leather
total wear of rail head
traffic enquiries
tramontano
tulip bed
uncovenanted
unjustifiable
utnapishtim
Varallo
welding code
wet flash-over test
wet type photocell
Which of your arms is sore
wire communication facility
wireless transport security
Wollemi pine
worrill