【光学】消光光度计

Part One 听辨练习 A. Listen, circle the corresponding number if you hear???????or ??????in the word . 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. B. Write down the word you hear on the tape, then fill in the b

发表于:2018-11-27 / 阅读(238) / 评论(0) 分类 4+1听力口语MP3

1. M: Are you ready to order now? [00:02.59]W: Yes,I'll have roast beef,French fried potatoes and green beans. [00:08.15]Q: Whom is the man talking to? [00:12.25]2. M: Well,if I had begun studying English earlier. [00:16.61]I wouldn't be having so mu

发表于:2018-11-29 / 阅读(162) / 评论(0) 分类 决胜四级听力必备

[00:01.01]Recently, there was another threat [00:03.02]when the tanker Jessica ran aground [00:04.83]near the islands. [00:06.48]It is believed to have leaked almost [00:08.32]a million litres of oil into the sea. [00:11.75]At first, it was feared th

发表于:2018-12-13 / 阅读(124) / 评论(0) 分类 北师大版高中英语模块7(选修)

新东方4+1 听力 口语MP3-语音语调 Unit46 Part One 听辨练习 A. Listen, circle the corresponding number if you hear???????or ??????in the word . 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. B. Write down the word you hear on the tape, then fill in the bl

发表于:2018-12-15 / 阅读(145) / 评论(0) 分类 新东方4+1听力口语

13. They all seem to look alike (though they come from all over) lean, pointed, dedicated faces, wearing jeans and sandals, eating their buns and bedding down for the night on the flagstones outside the theatre to buy the 20 seats and 80 standing-roo

发表于:2018-12-30 / 阅读(53) / 评论(0) 分类 考研英语长难句讲解

Unit 43 What Caused the K-T Mass Extinction? The latter part of the Cretaceous Period was a time of continental drift and accompanying volcanic activity. The supercontinent was splitting up and the continents were taking on their modern-day forms. Ma

发表于:2018-12-30 / 阅读(48) / 评论(0) 分类 英语流行话题阅读:语境识词4500

Conservationists are overestimating the number of species that have been driven to extinction(消失), scientists have said. A study has found that a third of all mammal species declared extinct in the past few centuries have turned up alive and well

发表于:2019-01-07 / 阅读(68) / 评论(0) 分类 英语新闻

Neil: Hello and welcome to Six-Minute English from BBC Learning English, I'm Neil and with me today is Rosie. Rosie: Hi there. Neil: Well, today we're talking about men. Rosie: That sounds interesting. Neil: It is very interesting especially if you'r

发表于:2019-01-07 / 阅读(145) / 评论(0) 分类 六分钟英语

By Alisha Ryu Nyeri, Kenya 22 May 2006 Jack Githae, herbal doctor, is standing next to a young MUIRI tree at his clinic in Nyeri, Kenya For thousands of years, people living around Mount Kenya in the

发表于:2019-01-08 / 阅读(145) / 评论(0) 分类 2006年VOA标准英语(五月)

By Lisa Schlein Geneva 12 September 2007 A new report says the number of species threatened with extinction is escalating. The World Conservation Union, which has just released its Red List of Threatened Species, warns life on Earth will continue to

发表于:2019-01-13 / 阅读(107) / 评论(0) 分类 2007年VOA标准英语(九月)

Researchers have developed a new computer model that they say helps determine which mammals are headed for extinction as a result of human activity. Earth is undergoing its sixth mass extinction, threatening about a quarter of all mammal species, ac

发表于:2019-01-13 / 阅读(74) / 评论(0) 分类 VOA标准英语2009年(六月)

Humans Driving Massive Animal Extinction Earth is in the midst of its sixth mass extinction of animal species -- the first to be caused by humans -- in the past half-billion years, setting off a downward spiral in the environment and human health, wh

发表于:2019-01-14 / 阅读(48) / 评论(0) 分类 VOA标准英语2014年(七月)

13. They all seem to look alike (though they come from all over) - lean, pointed, dedicated faces, wearing jeans and sandals, eating their buns and bedding down for the night on the flagstones outside the theatre to buy the 20 seats and 80 standing-r

发表于:2019-01-16 / 阅读(52) / 评论(0) 分类 考研英语长难句讲解

The Yangtze River is a major habitant for finless porpoise, an aquatic marine mammal close to dolphins. However due to increasing human activities the number of the animal has been declining in China over the years. Provinces along the Yangtze River

发表于:2019-01-19 / 阅读(120) / 评论(0) 分类 2018CRI中国国际广播电台

photo, photograph 照片,像片 snapshot, snap 快照 photographer, cameraman 摄影师 backlighting 逆光 backlighting photography 逆光照 luminosity 亮度 to load 装胶卷 focus 焦点 to focu

发表于:2019-02-02 / 阅读(84) / 评论(0) 分类 英文语法词汇

Cambodia is home to the largest population of sun bears left in the wild. As the worlds smallest bear species, they are now facing a high risk of extinction due to the twin threat of habitat loss and illegal hunting. Charities are working hard to sav

发表于:2019-02-04 / 阅读(73) / 评论(0) 分类 英语新闻视频

China's science-fiction fans could soon turn their attention home, as the mainland's film industry is gearing up to make a big push into the genre. Yang Peng, planning supervisor for Beijing Galloping Horse Film TV Productions, says that many studios

发表于:2019-02-07 / 阅读(76) / 评论(0) 分类 英语新闻

Pre-Listening Vocabulary habitat: the place where living things live extinction: the state of no longer existing threatened: facing a possible risk of extinction 24/7: all day and night; at all times human intervention: the involvement of humans Habi

发表于:2019-02-08 / 阅读(144) / 评论(0) 分类 Facts-事实

abandon vt.放弃, 遗弃 (90-6, 91-6,92-1,93-1,95-1, 95-6,98-6,99-6,02-6,05-1,06-12,07-6) After driving many of the animals around them to near extinction, people were forced to abandon their old way of life for a radically

发表于:2019-02-09 / 阅读(112) / 评论(0) 分类 大学四六级阅读

Crash. Shatter. Boom. Crash. Shatter. Boom. Smattering of silly dialogue. Pretty girl screams: Dad! Crash. Shatter. Boom. Silly dialogue. DAD!!! Crash. Shatter. Boom. What? Oh, sorry. We were falling into a trance there. Which is, dear moviegoer, wha

发表于:2019-02-25 / 阅读(91) / 评论(0) 分类 阅读空间
学英语单词
a small bundle of stipules
acetate dye
adouetine
arabis
argument-quality
armfuls
Baillarger's layer
bear out
benzohydroxamic
brain-teaser
Bruton
cellular glass ceramics
central sheath
cheshire printers
ciliary action
clerc
cogroups
colocynthein
colosso
cora pavonia e. fries
curved jet
Decrypt.
deposed
dihydromurexine
disenabling
dynamic bending modulus
egoist
ethylene-vinyl alcohol copolymer
executable symbol
Filaria extra-ocularis
fireworks and crackers
galcatin
Gibbs-Donnan equilibrium
going, going, gone!
gunner's slit
hands-downs
hang in for someone
hasche process
heartquakes
heddur
hillstream
holyroodhouses
host resident software
Icosandia
incompressible boundary layer
incrusting solids
intikhabs
irrotional
isobutyl mercaptan
locutoria
low-pressure vacuum pump
meteorium cucullatum
mineral-lard oil
minus lap
monickers
multiparty call
myelination
negligent damage
normal control wire
orbit period
p.f.i.
Parkesine
pen-ups
photo-laparoscope
polar response curve
praunces
propagation ground
put the cat among the pigeons
quadridentate ligand
queriers
radiation ageing
rasp palms
regressive dissimilation
road transport of goods
RTCA
scale off
Shatalovo
sleepshirt
spoon-drift
Starch-grains
Subrogation of Maritime Lien
sulphocarbonate
surnia ululas
Swietenia mahagoni
target cross section
tarses
thorstein bunde veblens
three state of matter
time-varying load
tombusvirus
tomorrow night
transductor controller
trucking cost
true up
typhlectasia
umbrinas
undisbanded
urovison
wander
wave front steepness
white noise limiting circuit
work file