规定温度

Cells cannot remain alive outside certain limits of temperature and much narrower limits mark the boundaries of effective functioning. Enzyme systems of mammals and birds are most efficient only withi

发表于:2018-12-01 / 阅读(347) / 评论(0) 分类 新东方背诵文选

The earliest known inhabitants established settlement in Scotland in 6000BC. Scotland is 275 miles long and its broadest point only 152 miles wide. Edinburgh averages 140 days of rain a year, with an average of 1.89 and 2.72 inches in January and Jul

发表于:2018-12-04 / 阅读(171) / 评论(0) 分类 202 Useful Exercises for IELTS

Exercises 1.2 A: write down the numbers you hear in the following sentences. The earliest known inhabitants established settlement in Scotland in 6000BC. Scotland is 275 miles long and its broadest po

发表于:2018-12-05 / 阅读(200) / 评论(0) 分类 雅思考试-202ForIELTS

It was a world independent of sunlight, oxygen, or anything else normally associated with life. 那个世界独立于阳光、氧气和其他通常与生命有关的任何东西。 This was a living system based not on photosynthesis but on chemosynt

发表于:2018-12-07 / 阅读(148) / 评论(0) 分类 万物简史

backset, n 挫折,倒退;涡流,逆流=check 【记】backset=set back-倒退 【反】hike(n 远足,增加)

发表于:2018-12-30 / 阅读(262) / 评论(0) 分类 不择手段背单词

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 whom [ hu:m ] I don't know to whom I o

发表于:2018-12-30 / 阅读(204) / 评论(0) 分类 每日攻克5词

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 measure [ 5meVE ] Please measure me fo

发表于:2018-12-30 / 阅读(258) / 评论(0) 分类 每日攻克5词

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 miss [ mis ] I'm sure that everybody w

发表于:2018-12-30 / 阅读(250) / 评论(0) 分类 每日攻克5词

Cooking Under Pressure When you boil potatoes on the stove top, it can take half an hour to cook them til tender. But, when you boil them in a pressure cooker, instead presto, theyre ready in about five minutes. Whats the difference? What makes press

发表于:2018-12-31 / 阅读(195) / 评论(0) 分类 英语听力文摘 English Digest

The Rolling Boil That Cools Your Food When you think of something boiling, you probably picture a pot on the stove, but theres another kitchen appliance that brings liquid to a boil, not to heat food, but cool it. It sounds crazy, but household refri

发表于:2018-12-31 / 阅读(210) / 评论(0) 分类 英语听力文摘 English Digest

Steven from Katy, Texas, asked me how to write a good blog comment, and I thought it was a great topic I haven't seen covered anywhere. I don't know any bloggers who don't crave comments, but there are many more places than blogs that you can leave c

发表于:2019-01-02 / 阅读(212) / 评论(0) 分类 英语语法 Grammar Girl

set of wheels free-wheeler Wheel是轮子的意思。轮子是在很久以前就发明的,现在都没有人记得到底是谁发明了轮子。可是,轮子的发明对人类做出了非常大的贡

发表于:2019-01-08 / 阅读(244) / 评论(0) 分类 美国习惯用语

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发表于:2019-01-10 / 阅读(241) / 评论(0) 分类 加州语文教材California Treasures G1

Celsius 摄氏度 How cold is it outside? 外边多冷? There are two different temperature scales. 有两种不同的温标可以衡量。 There are celsius and fahrenheit. 它们是摄氏度和华氏度。 Who invented celsius? 谁发明的摄氏度

发表于:2019-01-10 / 阅读(268) / 评论(0) 分类 与美国小学生一起学英文第8册

LONDON, Feb. 9 (Xinhua) -- Reigning Olympic champion and world record holder Dayron Robles will go head-to-head with reigning world indoor champion Liu Xiang of China in a blockbuster 60m hurdles race at the Aviva Grand Prix next Saturday. It will be

发表于:2019-01-11 / 阅读(228) / 评论(0) 分类 英语新闻

Some bacteria have adapted to super cold environments for millions of years. And scientists have isolated some of the essential genes that allow bacteria to tolerate their harsh living conditionsbecause these same genes might help in the creation of

发表于:2019-01-11 / 阅读(228) / 评论(0) 分类 英语杂谈

李华正在为朋友的生日party做准备,她生平第一次烤了一个蛋糕。今天李华会学到两个常用语:from scratch和all set. LH: Larry, 这是我烤的蛋糕,你尝尝。这可

发表于:2019-02-03 / 阅读(320) / 评论(0) 分类 美国之音《流行美语》

MADRID, Jan. 7 (Xinhua) -- FC Barcelona face one of the most difficult games of the season when they face city rivals Espanyol on Sunday night. Newly crowned World Club Champions, Barca travel to the Cornella-El Prat Stadium after starting the weeken

发表于:2019-02-06 / 阅读(252) / 评论(0) 分类 英语新闻

The 1.5-kilogram drones, made of carbon fiber, are equipped with an infrared cameras, allowing them to see in the dark. They will also be fitted with radar systems and communications antenna to extend monitoring capabilities. But the truly outstandin

发表于:2019-02-14 / 阅读(200) / 评论(0) 分类 2016CRI中国国际广播电台

音乐咖啡厅:Hey Monday - Set Off 相关介绍:Hey Monday是近来比较优秀的一支女声流朋乐队, 签约于Decaydance唱片公司, 成为Fall Out Boy, Panic at Disco, The Academy Is...等的同门师妹, 也是Decaydance旗下继The Hus

发表于:2019-02-18 / 阅读(283) / 评论(0) 分类 音乐咖啡厅
学英语单词
acetpyrogallol
acute
adjourned session
Alnoxin
amateur theatricals
an undischarged bankrupt
analysis of winner's curse hypothesis
apprentice school
as hard as a flint
automatic power switch
Belascoain
branched function
break for tall timber
brightish
bulk delivery
call barred
call one's soul one's own
Cauaburi, R.
certificate of departure port
Chamerau
Chlobenamide
cold spell in spring
combustion fan
compulsory pilotage
contact detector
cross sell
dessiatina
disintegration law
displacive transformation
Ehrlich inner body
elevated shoreline
Franklin equation
gear wheels
gofers
hipflask
HIV-negative
Hydrocotyle pseudoconferta
Imperate cylindrica
inkle
integration by partial fraction
isostructural mineral
kangwana
Lagoa da Prata
LMIS
lose sleep about
mactaggart telemotor
manoff
Markov information source
meanspirited
micronomes
mis-spender
moerdionoes
mucocutaneous lymph node syndrome(kawasaki dis-ease)
myally cr.
nanofibers
narrow-spiral glide
nastoyka
negatron
Nomocharis basilissa
oleum jecoris aselli
on the scrapheap
on-line measurement
optional port
pattern multiplication
pentahydrite
Pinland
playcentre
polygonal furnace
polyvinylacetal (pva)
position switch
pre-disease
press filtration
primary local membr-ance
rectilinear generator
redid
reflate
Rhododendron shanii
ridedouble
ring bearer
road crossing design
rogalin
rubsen seed
safety discharge capacity
satellite terrestrial links
sceleronomic system
sea-slugs
Seto-guro ware
slioches
splake
static weapon
stereocaulon sorediiferum
surge suppressors
tail gut
tidal blow
toyi-toyi
trafficking in narcotics
TRIPS
undetermined boundary
unstanding
vehicle maintenance and repair indices
workpiece steady
zero of behaviour