【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(305) / 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(223) / 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(174) / 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(201) / 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(102) / 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(97) / 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(124) / 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(198) / 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(215) / 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(165) / 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(131) / 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(101) / 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(100) / 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(176) / 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(139) / 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(114) / 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(131) / 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(199) / 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(162) / 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(148) / 评论(0) 分类 阅读空间
学英语单词
anti-submarine rockets
bioproperties
bound rate of duty
brew-ups
burial dome oil-gas field
captain's table
carbolic soap operas
carbon remover
charterparty assignment
chimeric
Chou coordinates
clowers
cockabondy
come-back
concrete fillet
condylar mechanism
conjunctive tissue
cuical epithelium
cyclone collector
Dallas-Fort Worth International
DASC
data screening
deflowerment
denali national parks
Deuce take you.
duration contest
dynamic displacement
effective quality factor
escape factor
expirable
fluidizability
FMAIT
fowell
gastrilegous
Gibbs energy of solution
grayananes
hager el-bahri
head plate
healing rate constant
high alumina electrical porcelain
hump control machine
hunza sword dance (pakistan)
independent marking
induction instrument aratus
infins
lacrimal river
lanternes rouges
Le Rozier
leuven (louvain)
Lonicera chrysantha
macrosiagon nasuta
melinophanite
mimopydna kishidai kishidai
minipreparaiton
miracle plays
monstrose
orectolobuss
orientaline
orogenic geology
out of gauge
oxygen tension
PCS (program counter store)
penimepicycline
Persian clover
politz and simmons technique
potassium fluoborate
present sb with
rail internal stress
ranold
RBP-PA
rigdon
rulings
sale on trial
satellite orientation system
saucer-shaped wing
scribing compasses
Sharples wool washing
shipping field
shortia rotundifolia rotundifolia
simple pump
sky pilot
slains
swamp rose mallows
tail of muscle
take sb's notice
tanker berth
Toldt's membrane
train-wreck
trigonum lemnisci
tyratol
unaired
unconverging
under roller
unitary octet
vapour source
verifiabilities
village church
volume-alloting method
waveguide load
way lubricants
whitney
wrong-slot