[化] 溴甲酚绿(即:溴甲酚蓝); 四溴间甲苯酚磺酞

Abby: hi, my name's Abby. What's your name? Colin: I'm colin. It's nice to meet you. What do you do? A: I'm a freelance English teacher. How about you? C: I'm in between jobs at the moment. A: what kind of job are you looking for? C: I'd like to find

发表于:2018-11-30 / 阅读(157) / 评论(0) 分类 生活英语情景口语

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得 10 到 30 积分的奖励 ! Thank you !

发表于:2018-12-07 / 阅读(99) / 评论(0) 分类 新东方英语·中学版(2007年7-8月)

The government of New Zealand has launched an official probe into dairy exporter Fonterra in connection with its tainted dairy scandal in China. New Zealand government officials have been sent to Fonterra's offices in Auckland and Melbourne to invest

发表于:2018-12-19 / 阅读(111) / 评论(0) 分类 世界各地新闻集锦

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(133) / 评论(0) 分类 Scientific American(一)月

Grammar Girl here. Today's topic is words that can get you into trouble. Guest-writer Bonnie Trenga writes: Once upon a time, some mistaken citizens stood up for American principals, p-r-i-n-c-i-p-a-l-s. Across the Atlantic, a nutty queen sat on her

发表于:2019-01-02 / 阅读(173) / 评论(0) 分类 英语语法 Grammar Girl

This is Whats Trending Today. Summer does not officially begin in the United States and other countries in Earths Northern Hemisphere for more than a week. Yet you have probably heard the song of the summer of 2017. That is Luis Fonsis Despacito. Fon

发表于:2019-01-02 / 阅读(119) / 评论(0) 分类 2017年VOA慢速英语(六)月

T Tanshinone IIA 丹参酮IIA Tanshinone I 丹参酮I Tanshinone IIB 丹参酮IIB Taraxasterol 蒲公英甾醇 Taraxerol 蒲公英赛醇 Tauro ursodesoxy cholic acid 牛磺熊去氧胆酸 Taxifolin 花旗

发表于:2019-01-03 / 阅读(119) / 评论(0) 分类 医务英语

EXPLORATIONS - Global Positioning System By Paul Thompson Broadcast: Wednesday, May 05, 2004 (MUSIC) VOICE ONE: This is Steve Ember. VOICE TWO: And this is Phoebe Zimmermann with the VOA Special Engli

发表于:2019-01-07 / 阅读(120) / 评论(0) 分类 Explorations

Iran's state-run television station says three American tourists have been arrested after entering the country from northern Iraq without permission. The State Department is looking into the reports, as NPR's Allison Keyes reports. The three were re

发表于:2019-01-08 / 阅读(106) / 评论(0) 分类 2009年NPR美国国家公共电台8月

U.S. Vice President Joe Biden says he is withholding judgment on Iran's presidential election, as protests continue in Tehran over election results showing a landslide re-election victory for President Mahmoud Ahmadinejad. Vice President Joe Biden,

发表于:2019-01-13 / 阅读(136) / 评论(0) 分类 VOA标准英语2009年(六月)

By Sean Maroney Islamabad 28 September 2009 The head coordinator for the U.N. Humanitarian Affairs office in Pakistan says his agency is ready to handle what is expected to be a large number of families fleeing the South Waziristan tribal region as

发表于:2019-01-13 / 阅读(136) / 评论(0) 分类 VOA标准英语2009年(九月)

Ethiopia will accomplish the construction at any cost whether donors continue funds or not. The giant Gibe III dam, now being built on the Omo River in southwestern Ethiopia is a boon for some, a problem for others. Supporters say it will provide ele

发表于:2019-01-14 / 阅读(160) / 评论(0) 分类 VOA标准英语2010年(九)月

BBC Learning English Weekender Body image survey results Amber:Hello, I'm Amber, and youre listening to bbclearningenglish.com. In Weekender today, we listen to a report about a BBC survey of 25,000 young British people, asking about their body imag

发表于:2019-01-16 / 阅读(166) / 评论(0) 分类 Weekender

Gun-Carrying Teachers Becoming More Common in Arkansas The number of teachers carrying guns in and around schools in the American state of Arkansas is growing. One of those teachers is Dale Cresswell. He works in the Heber Springs School District, ju

发表于:2019-01-22 / 阅读(288) / 评论(0) 分类 2018年VOA慢速英语(十二)月

The milk company, Fonterra, is a co-operative of farmers. The dairy farmers who send their milk to Fonterra for processing, all own the company. Big farms have more shares than small farms. Two years ago, Fonterra introduced the idea of a Farmers Tra

发表于:2019-01-27 / 阅读(102) / 评论(0) 分类 新西兰英语

By Joe De Capua A new initiative has been launched to strengthen the Red Cross and Red Crescent Societies in Africa, making them better able to respond to emergencies. The local humanitarian groups ar

发表于:2019-01-31 / 阅读(137) / 评论(0) 分类 VOA2004(下)--新闻盘点

ROME, May 2 (Xinhua) -- Juventus goalkeeper Gigi Buffon made an easy mistake to gift 10-man Lecce a 1-1 draw on Wednesday as the Turin side saw their Serie A lead over AC Milan cut to a single point with two games to go. Claudio Marchisio's early hea

发表于:2019-02-06 / 阅读(160) / 评论(0) 分类 英语新闻

ROME, Oct. 10 (Xinhua) -- Italy and Juventus goalkeeper Gianluigi Buffon said on Sunday that he expects to return in January from his back injury. I think by January I should be ready to go again, he said. Buffon was replaced after the first half of

发表于:2019-02-06 / 阅读(132) / 评论(0) 分类 英语新闻

By Scott Bobb Lisbon 10 December 2007 The Africa-European Union summit ended Sunday in Portugal with agreement on many global challenges but with differences on other key issues. Correspondent Scott Bobb has this report from Lisbon. European and Afri

发表于:2019-02-07 / 阅读(151) / 评论(0) 分类 VOA常速英语2007年(十二月)

10 Getting The Lead Out 第十章 把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur

发表于:2019-02-17 / 阅读(140) / 评论(0) 分类 万物简史
学英语单词
adduce a quotation of
adsorbed atom
Aldoclor
all but dissertation
aluminium alloy joist
aminoalkyd resin quick drying baking varnish
Arubian
Aslian
autotelephone system
battery valve
bermuda chubs
bipterous
brachiated
cardioangiology
cartophily
cash management service
claims statistics
cocarcinogenesis
colonial communication
continuous path control system
copper-coloureds
croupous laryngitis
cultural paradigm of risk
danzig (gdansk)
de-frosted
degree of packing
dethatched
Dovhoshyyi
DSP - digital signal processing
electromagnetic susceptibilty
embezzlers and grafters
emendations
end-of-medium character
episodial
erotematic
Eschwegite
euryoxybiont
fall short of someone's expectations
ferritip
fistulization
follow one's own inclinations
Fuencaliente
full denture
genus pycnanthemums
groucher
hand-built
home router
horticulture under structure
house snakes
in chains
internal economy
itin.
jeoparder
leaf fiber
line location
lost time accident
lunar appulse
microminiature discrete module
Mondia
murdiono
non-certain
nonshorting
nonsteroidal anti-inflammatories
novoac epoxy
ntlink
nulliploid
osmotic regulation
overmodifying
Oxytropis glacialis
persistent line
pervadings
phagemid
radiotelegraphic signal
rail bending machine
resultant displacement
ridiculize
right-and-left-hand chart
ryfly
sandy soils
service access point identifier
shared border
short-brittle
shritched
sniff-sniff
softsoaps
spiraeoside
stage of onset
steve nash
sun spurges
superheterodyne reception
t'other
tannahdars
tenants-in-chief
test-related
the current of thought
to a fault
upper lower cover
v mail
vibrex pile
vile actions
vitamin k1s
volumetric radar