均方根百分误差

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(220) / 评论(0) 分类 英语情景对话-大学生活

This is the VOA Special English Agriculture Report. A new study says almost forty percent of China is losing soil because of wind and water erosion. The Chinese government recently announced the results of a three-year study. The study was the large

发表于:2018-12-01 / 阅读(193) / 评论(0) 分类 VOA慢速英语2008年(十二)月

The State Forestry Administration has released new analysis, showing that as of the end of 2014, desertification has declined in China by just over 12-thousand square kilometers. However, there is still some 2.6-million square kilometers of desert st

发表于:2018-12-02 / 阅读(133) / 评论(0) 分类 2015CRI中国国际广播电台

美语训练班125 B: Welcome to American English Mosaic, I'm Mike Bond! A: And I'm Lin Yang. B: Need to know how to negotiate for a business loan? We will offer you some tips in today's business etiquette. A: 完美主义会对你的生活产生什么

发表于:2018-12-02 / 阅读(108) / 评论(0) 分类 美语训练班

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(165) / 评论(0) 分类 2016年VOA慢速英语(二)月

By David Gollust Washington 30 April 2007 A U.S. State Department report Tuesday said terrorist incidents and casualties attributed to them rose sharply in 2006. Most of the increase was due to the soaring violence in Iraq. VOA's David Gollust report

发表于:2018-12-08 / 阅读(144) / 评论(0) 分类 2007年VOA标准英语(四月)

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(193) / 评论(0) 分类 大学生活-College Life

ENVIRONMENT REPORT – Last Wild Places By George Grow Broadcast: December 27, 2002 This is the VOA Special English ENVIRONMENT REPORT. More than two-hundred scientists have completed a two-year study

发表于:2019-01-02 / 阅读(126) / 评论(0) 分类 健康与环境

Who was the better artist, a caveman or Leonardo da Vinci? It turns out that early depictions of four-legged animals walking are more accurate in some ways than modern oneseven those crafted by the Renaissance master. The study is in the journal PLoS

发表于:2019-01-08 / 阅读(122) / 评论(0) 分类 Scientific American(十二)月

1. Don't worry, be happy! 别担心,快乐点! 2. Look on the bright side. 看光明的一面。(往好的一面看。) 3. Keep your chin up. Everything will be all right. 抬头挺胸(不要气馁)。一切会没问题的。 4. Take it e

发表于:2019-01-08 / 阅读(217) / 评论(0) 分类 实用英语

[00:08.88]take a chance take advantage of tear up tend [00:14.26]冒险,碰运气 对...加以利用 撕毁,取消 倾向,趋向 [00:19.64]tend to the Givil War the Nobel Prize therefore [00:25.42]朝某方向,趋于 内战 诺贝尔奖 因此,所以

发表于:2019-01-10 / 阅读(193) / 评论(0) 分类 高中英语人教版高二

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(188) / 评论(0) 分类 英语新闻

We have no idea why it works, no idea at all. 我们不知道,为什么它那么高效,根本不知道。 And the moment you step back from the God complex -- let's just try to have a bunch of stuff; 当你不再认为自己有万能神力而是开

发表于:2019-01-18 / 阅读(106) / 评论(0) 分类 TED演讲教育篇

unit 533 卖房咨询 dialogue 英语情景对话 A:Good morning, sir. Have a seat please. A:先生,早上好,请坐。 B:I would like to know the state of the residential property market right now because I have an apartment tosell. B:我想知道

发表于:2019-01-21 / 阅读(258) / 评论(0) 分类 高频英语口语对话

音乐咖啡厅:Kelly Clarkson - Einstein 相关介绍 :凯莉布里安妮克拉克森 (Kelly Brianne Clarkson),凯莉克拉克森,是美国著流行音乐名歌手, 作词人和女演员。克拉克森在2002年第一季《美国偶像》胜

发表于:2019-01-28 / 阅读(209) / 评论(0) 分类 音乐咖啡厅

Are you inspired by Mahatma Gandhi? Gandhi quotes inspired millions of Indians to act in non-violent protest against British oppression. His own wisdom and philosophy can always inspire us. Here are the Gandhis Top 10 inspirational quotes that give y

发表于:2019-02-07 / 阅读(146) / 评论(0) 分类 英语美文

BEIJING, April 13 (Xinhua) -- High-end residential market in Beijing experienced downturn in sales volume and price in the first quarter, fresh evidence of slowdown of the red-hot housing market, said the world's leading real estate consulting compan

发表于:2019-02-08 / 阅读(112) / 评论(0) 分类 英语新闻

【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(160) / 评论(0) 分类 美国俚语

你真的不胖 If youre one of the legions of slim, fit and healthy people whose BMI (Body Mass Index) makes them technically overweight, this story will be music to your ears. A new test is about to launch called the ABSI. 很多人BMI指数(身体质

发表于:2019-02-25 / 阅读(167) / 评论(0) 分类 阅读空间

很多人BMI指数(身体质量指数)超重,实际上却健康苗条。如果你也是其中的一员的话,那么下面的这个新研究可能会让你觉得很中听。因为一种新的测试体重的指数诞生了。 If you're one of the l

发表于:2019-02-26 / 阅读(171) / 评论(0) 分类 雅思英语
学英语单词
action-heavy
aiais
air pit
androstanedienedione
anthimeria
antipsychiatrist
aquiline
Argonia
autoexec
AVU
axial fabrics
Ban Liang
Bargteheide
callisia fragrans
capronis
chutneys
Colville Indian Reservation
constant cell
corporealisation
cortelyou
data exception
digital continuous-system simulation
disencharm
distinguished by
dustpan suction tube
Earning asset
El Retorno
electromagnet type detector
electronic efficiencymputer
etrogim
fixation with small splint
fraction distance point
gamedays
graptacme acicula
gravitates towards
green tread
hairdressing cosmetic
have an accident
have one's cake and eat it too
haveing
hemp harvester
heptadione-2,3
hydrosphere
in saecula saeculorum
interconnect analysis
ischiodynia
isoelectrofocusing(IEF)
Ixoras
jowter
Kotalahti
lake country
laser-induced thermonuclear fusion
liberty pass
lift of cam
lygus bugs
lymphagog
makeup water softening
manuer
mastogloia quinquecostata
May-day sweep
modulization
multilayer heat insulation
name-plate
naphthalenyl
NCPSD (normalized cross-power spectral density)
neuromechanically
non-random
nuraghe
older than God
operator station
ozone ageing
parts selection matching
piezoelectric compliance
political machine
Psychotria hainanensis
Rabdosia lihsienensis
radiant flux
rawhead
Republic County
research and practice synthesis
Rotulaceae
saturation signaling
scattering cell
sclerotomal portion
snake pits
statistical body
sync pulse amplitude
tabs on field
tacklings
text neck
theobromine and sodium acetate
theridiosomatids
tone generator
tow component alloy
Tungting Lake
turn on the radio
tyre patch
under-tenant
vcast
vegetational continuum
verges
within-children