音标:['metәmә] ;
n. 位变异构体
[化] 位变异构体
n. Any one of several metameric forms of the same substance,
or of different substances having the same composition; as, xylene has
three metamers, viz., orthoxylene, metaxylene, and paraxylene.

发表于:2018-11-29 / 阅读(528) / 评论(0) 分类 迪斯尼儿歌第二集

Herman Koch Gets Meta In 'Dear Mr. M' play pause stop mute unmute max volume 00:0006:04repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash plugin. LINDA WERTHEIMER,

发表于:2018-12-02 / 阅读(219) / 评论(0) 分类 2016年NPR美国国家公共电台8月

PEOPLE IN AMERICA -April 7, 2002: in-in-the-Face By Paul Thompson VOICE ONE: Now, the VOA Special English program, PEOPLE IN AMERICA. I’m Steve Ember. In the early days of the last century, an Ameri

发表于:2018-12-15 / 阅读(221) / 评论(0) 分类 People in America

This monument to Islamic heritage is getting a new lease on life. The Bou Inania Medersa or Koranic school was once an architectural jewel of the medieval city of Fes. But centuries of neglect have taken a toll. Restorers are cleaning layers of white

发表于:2018-12-30 / 阅读(253) / 评论(0) 分类 国家地理2007年

It is early evening and soon this amphitheater will be standing room only for the evening show. Bats, hundreds of thousands of Mexican Free-tailed bats, are hungry tornado that swirls out of New Mexico's Carlsbad Caverns each night in search of food.

发表于:2018-12-30 / 阅读(283) / 评论(0) 分类 国家地理2007年

Todd: Hey, Keri. Let's talk about summer. Kerri: OK. Todd: Do you like summer? Kerri: Yes, I do. Todd: OK. Why? Kerri: Because it's warm, and blue skies, and fluffy white clouds. Todd: That's true. Now, you grew up in Southern California. What was it

发表于:2019-01-02 / 阅读(177) / 评论(0) 分类 英语访谈对话

THIS IS AMERICA - November 25, 2002: Thanksgiving By Jerilyn Watson VOICE ONE: It is one of America’s most popular holidays. It is a day for expressing thanks for the good things in life, especially

发表于:2019-01-02 / 阅读(337) / 评论(0) 分类 This is America

THIS IS AMERICA -December 9, 2002: Songs About American Cities By Shelley Gollust (Theme) VOICE 1: Most Americans have a city they like best. It may be the city they were born in. It may be the city t

发表于:2019-01-02 / 阅读(219) / 评论(0) 分类 This is America

头孢菌素类 第二代 头孢呋辛钠 Cefuroxime Sodium 头孢呋肟,赐福乐信,舒贝洛,西力欣,特力欣,明可欣,CXM,Zinacef,Monacef,Ketocef,Furex Kesiut,Supero 头孢

发表于:2019-01-03 / 阅读(213) / 评论(0) 分类 医务英语

johnJacobjingleheimerSchmid t JohnJacobjingleheimerSchmidt, Thatsmyname,too! WheneverIgoout, Thepeoplealwaysshout, johnJacobjingleheimerSchmidt! Da,da,da,da 提示: 重复四次,主歌部分越来越小声,但 da 部分越来越大声

发表于:2019-01-10 / 阅读(292) / 评论(0) 分类 Wee Sing In The Car

A: Can you tell me where it hurts? B: I am so glad they called you. It feels like something is really wrong with my stomach! A: Does it hurt when I push here? B: Its mostly on my right side. Right here! A: Have you been feeling this way for awhile? B

发表于:2019-01-15 / 阅读(252) / 评论(0) 分类 英语情景对话-健康

The China Anti-Doping Agency said Sun Yang had tested positive for a banned stimulant trimetazidine, state news agency Xinhua reports. 中国新华社消息,中国反兴奋剂中心宣布孙杨因在兴奋剂三甲氧苄嗪检测中呈阳性被禁赛

发表于:2019-01-16 / 阅读(206) / 评论(0) 分类 英语新闻

MARY LOUISE KELLY, HOST: After a big fashion show, there's always the question, which trends will make the leap from the runway to real life? After Paris Men's Fashion Week, we ask, do shoes need their own pair of shoes? ARI SHAPIRO, HOST: The Chines

发表于:2019-01-16 / 阅读(205) / 评论(0) 分类 2018年NPR美国国家公共电台2月

PEOPLE IN AMERICA -June 30, 2002: Lou Gehrig By Jeri Watson ANNCR: Now, the VOA Special English program, PEOPLE IN AMERICA. A North American Major League baseball record was established in Nineteen-Th

发表于:2019-01-25 / 阅读(245) / 评论(0) 分类 People in America

My legs are hairy for a good reason, replied Charlotte. 我的腿毛茸茸是有道理的,夏洛回答说, Furthermore, each leg of mine has seven sections, the coxa, the trochanter, 而且我的每条腿有七个节,基节、转节、 the femu

发表于:2019-01-29 / 阅读(254) / 评论(0) 分类 夏洛的网

PEOPLE IN AMERICA – August 4, 2002: Ann Landers By Caty Weaver VOICE ONE: I’m Mary Tillotson. VOICE TWO: And I’m Steve Ember with the VOA Special English program PEOPLE IN AMERICA. Today, we tel

发表于:2019-01-30 / 阅读(398) / 评论(0) 分类 People in America

What do the Big Apple and Sin City have in common? According to a recent survey, they're both among the hippest places in the world. In fact, New York City and Las Vegas are the two coolest cities in the US, tied for the No. 1 spot in annual measure

发表于:2019-02-03 / 阅读(225) / 评论(0) 分类 实用英语

夏日的阳光为何总是如此钟爱斯堪迪纳维亚的瑞典?虽然我的地理知道告诉我,瑞典并非我想象中般温暖宜人,但the charade的首张 专辑却将明媚的阳光散落在我的心坎。这样优秀的专辑常常是容易被人遗忘的,我想为自己的twee pop倾向找一个适当 的理由,然而我找到理由总是

发表于:2019-02-05 / 阅读(267) / 评论(0) 分类 音乐咖啡厅

Halloween Comes to AmericaAs European immigrants came to America, they brought their varied Halloween customs with them. Because of the rigid Protestant belief systems that characterized early New England, celebration of Halloween in colonial times w

发表于:2019-02-09 / 阅读(287) / 评论(0) 分类 英美文化

An astronomer used to walk out every night to gaze upon the stars.It happened one night that,as he was wandering in the outskirts of the city,with his whole thoughts rapt up in the skies,he fell into a well.On his holloaing and calling out,

发表于:2019-02-17 / 阅读(251) / 评论(0) 分类 趣味英语
学英语单词
1-naphthylamine-5-sulfonic acid
Abraham's eye
adverb group
Arenigian
arsinico
bacino
Baykolovsk
bephenium
Bragg, Braxton
Brooks Point
Brunonian system
capitalist property
centrifugal test
chemical name
circum
Corvisart's disease
dashboard
decodify
destratificators
dipped brass
direct moxibustion
disciplinary barracks
ecospecies (turesson 1922)
emgloves
fahlerz zine
finite difference modelling
Fleet marriage
fluidized catalyst
formaldehyde complex
frasure
fuckmates
full-drop window
genus ulexes
glycerin ether
graulich
hidden camera
iced-tea spoons
imitation coating
important value
in the thick of
inductively coupled microwave plasma torch
inserted tongue
Kanaekanite
kerosine propellant
Khanino
leukomonocyte
mainstreeting
Manildra
manufacturing services manager
marga (india)
math menu
maxillary ring
middle facial fracture
momentary velocity of plunger
monorhinous
multi head drilling machine
nipsa
obstinant
ofersear
oil outlet valve
organograms
over-filled
oysterplants
paper-pencil maze
pied-billed grebes
plasmon segregation
positive arc
post-controlled vocabulary
prattville
PRMSA
proton deutron reaction
pterines
punch reproducer
repetition equivalent
rocking mirror
Rosa chengkouensis
salpid
sch quantum-well laser
scintillation effect
second level domain
sharon stone
shot bounce
shuan-tsao root
Signaling Transport
silafont
sorptio
statite
subgrade in snow damage zone
subject-department
supercuspidal
symmetric heterostatic circuit
system electrical power swing
telescopic spreader
thysanopterons
tidal mark
tub(ul)o-
tubas
Uluborlu
unburstable
unit tensor
visual examination
within-door