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(343) / 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(337) / 评论(0) 分类 英文流行歌曲MV

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发表于:2018-12-06 / 阅读(271) / 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(263) / 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(707) / 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(263) / 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(262) / 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(316) / 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(257) / 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(207) / 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(234) / 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(217) / 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(321) / 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(237) / 评论(0) 分类 美国俚语

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发表于:2019-03-02 / 阅读(237) / 评论(0) 分类 加州英语分级GK

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发表于:2019-03-02 / 阅读(227) / 评论(0) 分类 加州英语分级GK

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发表于:2019-03-02 / 阅读(248) / 评论(0) 分类 加州英语分级GK

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发表于:2019-03-02 / 阅读(224) / 评论(0) 分类 加州英语分级GK

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发表于:2019-03-02 / 阅读(230) / 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(548) / 评论(0) 分类 英语儿歌274首
学英语单词
Ardis Ardis
Arriva
Attached Resource Computer Network
Avicenna gland
Bad Gandersheim
base forming element
behavioral description
bilquiss
blind shaft
bodkinize
branch cutout
buoyance compartment
cairas
Cestrian
chacko-shorack test
Circinus
cirsomphalos
Clematis otophora
colaptes auratuss
Coverage Initiated
day part
deperdition
dicolinium iodide
down the wind
dust-wrappers
fictitious spin quantum number
folded antenna
foundation examination by drilling
Francis Poulenc
fraudian
furring strips
Granja de Torrehermosa
guitar-cellos
hendersonia oryzae miyake
huett
IADIC
ilmens
indicative and warning mark
Iodoxine
Johnstonebridge
key method
kinetic model
lattanzis
leucopyrite
lighting console
loading and unloading capacity
maniaphobic
mardesich
medite
micromachined wave guide
mltb
mlulded parts
Nangweshi
narrow-mouth flask
Ndiébougou
nextsteps
omphalotom
One law for the rich,and another for the poor.
orthogonalizing
Pac-Man Defense
Pattani
plumminess
point of compound curvation
pole pitch
precipitated pigment
pro-b
propentofylline
quarterfinals
radially unbounded function
ratchet wheel pawl weight
red sandalwood
Ruler On
San Mauro Marchesato
secondary septum
Secured Note
securepipe
semi finished working
sexers
sine-junction gate
slice scale
snatchback
spheric pivot
Stephan Dushan
stitch shaping
suborder Lipotyphla
Symplocos paucinervia
thermoelec-triccouple
time limit attachment
to guard against
tryg
TSP (terminal supervisory program)
turnspits
ultralow-carbon steel
unabsorbable
unsuitable
Vasoconstrictine
Verbose mode
warehousefuls
wave drag due to lift
yuery
zillers
Zolaize