音标:[,kwin'haidrәun] ;
[化]氢醌, 对苯醌合对苯二酚
n. A green crystalline substance formed by the union of
quinone with hydroquinone, or as an intermediate product in the
oxidation of hydroquinone or the reduction of quinone.

Bouquinistes is the French word to call sellers of old books along the Seine River in Paris. The tradition has existed for over 400 years. However, modern technology like electronic book readers and sellers of books online are now hurting their profi

发表于:2018-12-01 / 阅读(325) / 评论(0) 分类 2018年VOA慢速英语(八)月

KELLY MCEVERS, HOST: Nearly 60 million emergency meals and more than 30 million gallons of water - that is what FEMA has delivered to people in Puerto Rico since Hurricane Maria hit in September. But now the agency is about to shut down the direct de

发表于:2018-12-02 / 阅读(149) / 评论(0) 分类 2018年NPR美国国家公共电台1月

Changes are taking place in Silicon Valley in California. Larry Page will replace Eric Schmidt as chief executive at Google. And Apple's chief, Steve Jobs, is taking another medical leave. Two years ago Mr. Jobs received a new liver. In two thousand

发表于:2018-12-07 / 阅读(143) / 评论(0) 分类 2011年VOA慢速英语(一)月

88 科学家正在研制治愈老年痴呆症的药品 SCIENCE REPORT - August 30, 2001: Testing Possible Treatments for CJDBy Nancy Steinbach (Start at 1'01

发表于:2019-01-02 / 阅读(125) / 评论(0) 分类 科技之光

Pentagon says Iranian fighter jet attacks U.S. drone WASHINGTON, Nov. 8 (Xinhua) -- Iranian fighter jet has attacked a U.S. drone but missed, so the unmanned American aircraft suffered no damage and returned safely to base, the U.S. Defense Departmen

发表于:2019-01-07 / 阅读(127) / 评论(0) 分类 英语新闻

歌曲 : Keep On Moving 艺人 : Starstylers Ft.Michy 音乐星级 : ★★★★★ 所属专辑 : 未知 发行年代 : 2006 风格 : Dance 介绍: 关于Starstylers Ft. Michy在网络上很难找到他们的信息,只知道他们好像是一个DJ组合,组合形式跟舞动精灵差不多,Keep On Movi

发表于:2019-01-11 / 阅读(165) / 评论(0) 分类 舞曲狂欢

Renouncing Pablo Escobar's Sins, His Son Trafficks In Motivational Talks play pause stop mute unmute max volume 00:0004:29repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update yo

发表于:2019-01-16 / 阅读(142) / 评论(0) 分类 2016年NPR美国国家公共电台9月

SCOTT SIMON, HOST: I do not doubt that U.S. Customs and Border Protection agents did all they could to try to save the life of Jakelin Caal Maquin, a 7-year-old girl from Guatemala who died in their custody. The little girl and her father were among

发表于:2019-01-17 / 阅读(120) / 评论(0) 分类 2018年NPR美国国家公共电台12月

Chinese logistics firm SF Express has tested the delivery of emergency supplies through the use of a large drone, reports thepaper.cn. A domestic-developed large drone delivered equipment which would have been needed for the quick repair of communica

发表于:2019-01-19 / 阅读(237) / 评论(0) 分类 2017CRI中国国际广播电台

今天Larry和李华在校园里闲逛,校园里到处都贴满了选举传单。今天李华会学到两个常用语:flip flop和wishy-washy. LL: Hey, Li Hua who do you support for class presiden

发表于:2019-02-03 / 阅读(196) / 评论(0) 分类 美国之音《流行美语》

BEIJING Jan. 10 (Xinhuanet) -- Keeping a healthy diet may help children with attention deficit hyperactivity disorder (ADHD) in their treatment, a new study revealed. The study was published Monday in the American medical journal Pediatrics. After an

发表于:2019-02-04 / 阅读(187) / 评论(0) 分类 英语新闻

Israel downed unmanned drone in south: IDF spokesperson JERUSALEM, Oct. 6 (Xinhua) -- The Israeli air force has on Saturday struck down an unmanned aircraft in the Israeli airspace, an Israel Defense Forces (IDF) spokesperson told Xinhua. But the spo

发表于:2019-02-05 / 阅读(148) / 评论(0) 分类 英语新闻

与数字有关的英语词根总结 milli-【千分之一】例:milliampere(毫安)=milli(千)+ampere(安培) centi【百分之一】例:centimeter(厘米)=centi(百分之一)+meter(米) deci【十分之一】例:decibe

发表于:2019-02-06 / 阅读(208) / 评论(0) 分类 英语学习方法

Iranian state television on Thursday released the first images of what it said was a U.S. unmanned reconnaissance drone downed on Sunday along Iran's eastern border after it made a brief incursion into its airspace. The footage shows Iranian military

发表于:2019-02-06 / 阅读(90) / 评论(0) 分类 英语新闻

A California company that makes unmanned drone aircraft for the U.S. military has unveiled a tiny flying drone that looks like a hummingbird(蜂鸟). The airborne spy is part of a new kind of military technology that also has civilian uses. Several y

发表于:2019-02-08 / 阅读(152) / 评论(0) 分类 英语新闻

NE China to set up two drone bases for marine surveillance SHENYANG, Oct. 20 (Xinhua) -- Two drone bases will be established in northeast China's Liaoning Province for real time surveillance on coastal waters, local authorities said Saturday. One of

发表于:2019-02-08 / 阅读(158) / 评论(0) 分类 英语新闻

He was silent a minute or two, staring, not at the house, but at the thick undergrowth by which they were surrounded. Has it ever struck you, he said, that civilisation's damned dangerous? Dangerous? Such a revolutionary remark shocked Mr. Satterthwa

发表于:2019-02-16 / 阅读(297) / 评论(0) 分类 英文短篇小说

It was New Year's Eve. The elder members of the house party at Royston were assembled in the big hall. Mr. Satterthwaite was glad that the young people had gone to bed. He was not fond of young people in herds. He thought them uninteresting and crude

发表于:2019-02-16 / 阅读(159) / 评论(0) 分类 英文短篇小说

Sitting well back in his chair, secure in his role of audience, Mr. Satterthwaite watched the drama unfold before his eyes Quietly and naturally, Mr. Quin was pulling the strings, setting his puppets in motion. A woman--yes, he murmured thoughtfully.

发表于:2019-02-16 / 阅读(197) / 评论(0) 分类 英文短篇小说

Burbank Airport, please.Vegas, here we come! 去伯班克机场, 谢谢。拉斯维加斯, 我们来啦 No husbands,no boyfriends, no rules.No rules? 不带老公不带男友, 不设下限。不设下限吗? We're not gonna get drunk and have

发表于:2019-03-16 / 阅读(298) / 评论(0) 分类 生活大爆炸第六季
学英语单词
14-Deoxy-11-0xoandrographolide
85
absolute machine code
after pulse
alfred town
Almirante Montt, G.
Anchor aweigh!
arthrocardia anceps
auricular docimasia
average element time
beta male
bird theory
braga-beaker
bridge cross-coil measuring system
brown paper
character-bound narrator
co-operation
connecting rod bearing pouring
coolidge
cyclical recovery
D lines of sodium
dai
deep level transient spectroscopy
Default Model
Dermochelys
Desmethylmorphine
detrital cone
directed line segment
droppest
Dune-sand
epicontinental deposit
euna
eutrophic state
exonuclease
fill up shoe
floatation balance
foam asphalt
fob port
golac
gonotrophic
hang about sth
harrow scouring machine
Henry the Great
hopper slide
hot rolled bar
hypoglycine A
IMLT
immersion cooler
induced allergy
induced draft engine
initial domain identifier
jettisoning
khaki election
Kochëvo
leafy liverworts
lifting pin
long-persistance screen
luff of sail
madins
mathematical proof
millwheel
miscellaneous purposes
no-entry
non-parallelism measurement
non-saponifying nonslip deck covering
palladous hydroxide
Phycomyceteae
physalospora erycibes
phytoecdysones
plot devices
policy fee
positive reactivity
preemption claiman
prepupa
primogonyl
r/u display/print locations
radius beam pitman
reset timer
resonance potential
right of intervention
saccharuria
scottish maples
section control
serializer-deserializer
shelf life
shell mold process
slapheads
Solon Springs
Streletskoye
suck off
syntagmeme
thick wind
tight butt joint
tool wagon
trigonometric functions
U piston engine
udl
UXi
vas aberrans inferius
vv. digitales plantares
willowlike
yourts