[化] 乙酸乙烯苯酯

Transcript OK. Well I wanna talk about vinyl. Hmmwhy play it cause I dont have a record player. But well Im sat here which you cant see, but Im sat there you go, when I hear it, it will be worth it. here holding a new record. Everyone just laughed at

发表于:2018-12-03 / 阅读(218) / 评论(0) 分类 我想说 I Wanna Talk

Dialogue 4 BUYING A SECOND-HAND CAR Laurance- What kind of a car do you have? Soony--- An old one. Laurance- I know it's old, but what make is it? Soony-- - It's a Chevrolet. Why do you ask? You going

发表于:2018-12-03 / 阅读(153) / 评论(0) 分类 英语听力训练连载

Dialogue 4 BUYING A SECOND-HAND CAR Laurance- What kind of a car do you have? Soony--- An old one. Laurance- I know it's old, but what make is it? Soony-- - It's a Chevrolet. Why do you ask? You going

发表于:2018-12-03 / 阅读(165) / 评论(0) 分类 听力每日练习补充

Dialogue 4 Laurance- What kind of a car do you have? Soony--- An old one. Laurance- I know it's old, but what make is it? Soony-- - It's a Chevrolet. Why do you ask? You going into the car business? L

发表于:2018-12-10 / 阅读(174) / 评论(0) 分类 英语经典听力对话

Many of the Burgess specimens have now been assigned to living phyla just where Walcott put them in the first place. 许多布尔吉斯标本现在已经归到活着的动物的门里就是沃尔科特最初放置它们的地方。 Hallucigenia and s

发表于:2018-12-18 / 阅读(169) / 评论(0) 分类 万物简史

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro

发表于:2018-12-24 / 阅读(147) / 评论(0) 分类 Scientific American(三)月

Fun Fact: Alligators Can Regrow Teeth 有趣的事实:短嘴鳄可以再长牙齿 Fun fact about alligators: they can regrow any of their eighty teeth up to fifty times. Which is pretty impressive, especially compared to us relatively dentally chal

发表于:2018-12-28 / 阅读(125) / 评论(0) 分类 初学者听力文摘精选

its time again for the A Moment of Science mailbag. A listener writes: Dear A Moment of Science, Ive always been fascinated by volcanoes. So I was wondering: How well can scientists predict when and where a volcano will erupt? Intersting question. Th

发表于:2018-12-31 / 阅读(116) / 评论(0) 分类 英语听力文摘 English Digest

Vinyl Making a Record Comeback A technology thought to be obsolete only 10 years ago is making a surprising comeback. Like the fountain pen and the film camera, the vinyl phonograph record was thought to be a thing of the past. But not so, says Steve

发表于:2019-01-03 / 阅读(161) / 评论(0) 分类 VOA常速英语2013年(九月)

β-Amyrin β-香树脂醇 α-Amyrin acetate α-香树脂醇乙酸乙酯 β-Amyrin acetate β-香树脂醇乙酸乙酯 β-Amyrin palmitate 棕榈酰β-香树酯 Anabasine 毒藜碱 Anagyrine 臭豆碱,安

发表于:2019-01-03 / 阅读(164) / 评论(0) 分类 医务英语

This is Scientific American's 60-Second Science. I am Steve Mirsky.Got a minute? Talk about your vicious cycles. A new study finds that belly fat could be making you hungrier. Which would lead to more belly fat. The research was performed at the Univ

发表于:2019-01-08 / 阅读(162) / 评论(0) 分类 Scientific American(四)月

Algae seem harmless enough. These precursors to plants thrive throughout the world's waters. But these single-celled plants have global consequences. We can thank them for oxygen in the atmosphere, oil in the lithosphere as well as dead zones in the

发表于:2019-01-08 / 阅读(168) / 评论(0) 分类 Scientific American(十一)月

AMERICAN MOSAIC - Hits From Usher, Rush and Josh Turner; Celebrating Vinyl; Your English Confessions JUNE SIMMS: Welcome to AMERICAN MOSAIC in VOA Special English. (MUSIC) Im June Simms. This week on our program, we play some music from hit records o

发表于:2019-01-12 / 阅读(167) / 评论(0) 分类 2012年VOA慢速英语(六)月

AS IT IS 2015-05-12 South African's Love Affair with Vinyl Records 南非与黑胶唱片的情缘 Benjy Mudie owns Vinyl Junky. He flips through records inside his Johannesburg store. His vinyl albums are much more expensive than CDs or MP3s - digita

发表于:2019-01-12 / 阅读(112) / 评论(0) 分类 2015年VOA慢速英语(五)月

Vinyl Records Making Comeback Vinyl records were the main format for commercial music distribution in the 20th century. But the big black disks, called LPs, nearly disappeared after audio cassettes and then digital media, like CDs and MP3s, took thei

发表于:2019-01-13 / 阅读(173) / 评论(0) 分类 VOA标准英语2011年(九月)

ARI SHAPIRO, HOST: There's no better way to hear your favorite done-me-wrong song then on scratchy vinyl coming out of an old jukebox. Those classic Seeburgs and Wurlitzers have mostly vanished from bars and restaurants. But there's one guy who makes

发表于:2019-01-16 / 阅读(157) / 评论(0) 分类 2018年NPR美国国家公共电台1月

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(303) / 评论(0) 分类 英语新闻

Game of Thrones will likely premiere later than normal next year. Past seasons of HBO's hit show have generally debuted sometime in early April; Season 3 hit the earliest, on March 31, while season 1 hit the latest, on April 17. So fans -- with appet

发表于:2019-02-07 / 阅读(126) / 评论(0) 分类 阅读空间

创口贴 You never know when youll get a cut or scratch. Even if its not bad, uncovered, it can be annoying. 你永远不知道什么时候会不小心被割伤或擦伤。即使伤口并不严重,露在外面也是够烦人的。 2. Safety pins 安

发表于:2019-02-18 / 阅读(129) / 评论(0) 分类 阅读空间

There are plenty of different ways to protect your car from theft, but one owner of a Volkswagen Transporter van decided to protect it in a novel way by covering the new vehicle in rust-like vinyl to make it look like a hunk of junk! 咱都知道要给

发表于:2019-02-18 / 阅读(124) / 评论(0) 分类 阅读空间
学英语单词
-mas
Acervoschwagerina
address depletion
al waqra
Alexander Nevsky
allostatic
artabotrys stenopetalus merr.et chun
ator
backward association
betray
biorefinery
bipolar amplifier
black dog
booker t. washingtons
box tappet
buffer head
calliodentalium crocinum
community centre
cyproquinate
dance of salome
dihydroxy cyclobutenedione
direct expenditure
double chopping action
ecojustice
eisy
Endospermum chinense
esker ridge
euglena mutabilis
expenditure-switching policy
ferrum citricum
flash forward
greade
hemophthalmos
Hinakura
hyperreiterated DNA
Indocalamus decorus
instea
intrarchachidian
introgen fixation
Kaluza theory
kiddy
labeled algorithm
lime-soda feldspar series
lingences
low temperature pump
memory shared multi processor
narrative message
nonvibratory tinnitus
nowruzs
oil conditioner
onlay bone grafting
over-reckon
overall selection
pacaranas
peacemanship
pellage
performance-based teacher education (pbte)
plasma cell granuloma
plausibility analysis
pole-pad
polestrength
polyzoon
premonstrators
printing type
propylene trimer
pseudocyst of the auricle
pulse-rates
respect property
responsible person
restinguished
retrojects
sankofa
scareware
scissorer
seaming lace
shortcuts
single cropping of rice
skated
SPOOL processing
straight neck roll
summer shoot
swiss-style
switched networks
table handing module
tailoredist
taken to be
teachers course
technical costs
tele-surgery
the east indies
thunder blows upon
track selection method
two-level controller with overlap
tympanoplasty
under hatches
under water log
uromyces kawakamii
vector length register
veethread
villainsly
Yumbel
zeolite softening