(chelator 的复数) n.[化]螯合剂
plural of chelator

By the mid-nineteenth century, the term “icebox” had entered the American language, but ice was still only beginning to affect the diet of ordinary citizens in the United States. The ice trade gre

发表于:2018-12-01 / 阅读(414) / 评论(0) 分类 新东方现代文背诵篇章

利萨是丹尼尔家的远房亲戚,彼此有三年时间都没见过面了。她现在是北京大学一年级的学生,利用课外时间去拜访丹尼尔一家。 对话原文 Benjamin: Lisa, Im so glad to see you. How are you doing? 本杰明

发表于:2018-12-05 / 阅读(238) / 评论(0) 分类 英语大赢家上册

by Jason Marshall Sometimes statistics* seems magical. Of course, there isnt really anything magical going onbut the fact that statistical methods can be used to pull useful information out of a hatful of messy data is, at a minimum, remarkable. And,

发表于:2018-12-07 / 阅读(303) / 评论(0) 分类 数学英语

A mentor is someone who teaches or advises a younger person with less experience. January is National Mentoring Month in the United States. This is a time for calling attention to the value of mentoring. Some mentoring programs connect adults with ch

发表于:2018-12-15 / 阅读(254) / 评论(0) 分类 2011年VOA慢速英语(一)月

EXPLORATIONS - Three Innovators Who Changed the History of Sound and Communication Technologies STEVE EMBER: Im Steve Ember. BARBARA KLEIN: And Im Barbara Klein with the VOA Special English program EXPLORATIONS. Today we tell about three inventors wh

发表于:2018-12-16 / 阅读(193) / 评论(0) 分类 2011年VOA慢速英语(五)月

We can use comparative adverbs to show change or to make comparisons: 我们可以用比较性副词体现改变或比较两者的不同: I forget things more often nowadays. She began to speak more quickly. They are working harder now. We often us

发表于:2018-12-18 / 阅读(264) / 评论(0) 分类 英文语法词汇

图片1 图片2 by Jason Marshall In the last article, we discovered that integers alone are not sufficient to fully describe the world around uswe need the fractions existing between the integers too. (In learning that, we also learned that fraction

发表于:2019-01-02 / 阅读(373) / 评论(0) 分类 数学英语

HEALTH REPORT - New Studies Aim to Expand Knowledge of AutismBy Caty Weaver Broadcast: Wednesday, September 27, 2006 This is the VOA Special English Health Report. A young child with autism Scientists

发表于:2019-01-02 / 阅读(236) / 评论(0) 分类 2006年慢速英语(九)月

By Steve Herman Thimpu, Bhutan 21 May 2007 To the outside world the small Buddhist kingdom of Bhutan is regarded as a modern-day Shangri-La. Nestled along the eastern side of the Himalayas, wedged between Tibet and India, Bhutan sees few outsiders. A

发表于:2019-01-04 / 阅读(318) / 评论(0) 分类 2007年VOA标准英语(五月)

A: I'm really happy that you came to visit me. B: I really missed you a lot. A: I've been missing you like crazy. B: I don't understand why you haven't come to visit me. A: Lately, I've been quite busy. B: Tell me what you've been up to. A: I've real

发表于:2019-01-06 / 阅读(248) / 评论(0) 分类 英语闲谈

A: I'm really glad that you came to see me. B: I had to. I was missing you a lot. A: I was missing you too. B: So, why haven't you visited me? A: I've actually been busy lately. B: What have you been doing? A: I've just been working really hard. B: I

发表于:2019-01-06 / 阅读(293) / 评论(0) 分类 英语闲谈

A: Thanks for coming to see me today. B: It's no problem. I was really missing you anyway. A: I missed you too. B: Why haven't you tried to come see me then? A: I've been really busy. B: Doing what? A: Working. B: I would've come to see you sooner, b

发表于:2019-01-06 / 阅读(306) / 评论(0) 分类 英语闲谈

A: I have a question about extra people living with me in my apartment. B: You may have one roommate, but they need to have an approved application on file with us. A: What about overnight guests? B: An occasional overnight guest is not a problem. A:

发表于:2019-01-07 / 阅读(229) / 评论(0) 分类 地道英语对话-租房

A: Can I have roommates in my apartment? B: You may have one roommate, but they need to pass a credit check. A: Can overnight guests stay with me? B: You may have an overnight guest, but they may not stay for an extended period of time. A: How long c

发表于:2019-01-07 / 阅读(224) / 评论(0) 分类 地道英语对话-租房

A: What about roommates in my apartment? B: You may have one roommate, but their name must appear on the lease. A: Can I have someone visit me for a short period of time? B: We understand that a family member or friend may visit from time to time. Ju

发表于:2019-01-07 / 阅读(261) / 评论(0) 分类 地道英语对话-租房

A U.S. Congressional delegation is in Iraq to meet with the country's interim government leaders and U.S. military commanders. Amid continuing violence, the senators say Iraq still needs U.S. and coalition support, and vowed to see the job through. 一

发表于:2019-01-19 / 阅读(233) / 评论(0) 分类 VOA双语新闻 Bilingual News

Triceratops protects itself with a bony shield called a frill. They can fend off an attacker with a pair of one-meter-long swords. Youve got to crush it. The only way to deal with this huge, curved, cantilevered, composite armor is a crushing blow wi

发表于:2019-01-23 / 阅读(237) / 评论(0) 分类 探索与发现2013年

Its unlike any other creature that has walked the planet. T-Rex is different. Something about Tyrannosaurs and Tyrannosaurus Rex itself is different than other predatory dinosaurs. But for such a celebrated killer able to take on the toughest creatur

发表于:2019-01-23 / 阅读(239) / 评论(0) 分类 探索与发现2013年

Israeli and Palestinian negotiators have held their first bilateral talks since U.S. President George Bush visited Israel and the Palestinian territories last week. 以色列和巴勒斯坦的谈判代表举行了双边谈判。这次谈判是美国总

发表于:2019-02-02 / 阅读(281) / 评论(0) 分类 VOA双语新闻 2008年1月

By Peterson Ssendi Kampala,Uganda 02 June 2007 Many Pentecostal churches in Kampala invite the afflicted to be cured. Mrs. Frances Adroa, who is HIV-positive, took them up on the offer. I am a sick person (I have HIV AIDS) so,she explains, I was prom

发表于:2019-02-02 / 阅读(257) / 评论(0) 分类 2007年VOA标准英语(六月)
学英语单词
Abashiri-wan
air driven generator
Al Ghubayshīyah
Allabatis
anti-popes
antialbumids
antilatent
application management activity
automatic numbering equipment
average case
bellbergite
berytus
bogie span
box shear test
bridesmaid
call-down
calocoris vandalicus
cardiomyogenic
cheap out
Chermenze
cinder recovery
coaxial contra-rotating reduction gear
convection heating surface
crico-hyoidopexy
deister
direct product set
distant signal mechanism
electrocell fusion
enest
enter inquiry mode
enthusiasm for
epidote orthoclase pegmatite
fast lane
fast scanning meteorological radar
faubourg
firer
fresh cane
fusee signal
garment-assembly
growthy
hale de mars
heptanedicic acid
holometamorphosis
inclined hoist with double skip track
industrial diseases benefits
interplaces
j-cloths
j.e
Juncus castaneus
low-grade fuel
lumber freeboard mark of fresh water
Mabinza
mackimmie
magnesia tooth paste
mahavishnus
map scribing
master spring leaf
mastifemorala
meaty food
mendus
merchandise warehouse
microbial cytoplasm
migratorily
mollifies
monodical
mxc
naughty pillow
Navratilova, Martina
nontraditional product
orthogonal contrasts
penaldic acid
pole face winding
potassium arsenite solution
programmable memory
Programme Management System
pulse output
quizzery
racketings
roof pitch
rotating field magnet
Salix humilis
salvage of plant and equipment
scoping
scottishnesses
screw pine
sediment tester
Seydhisfjördhur
shockproof tube housing
show'd
sit on two chairs
smitten kittens
soft lay
TDDG
terminating queue
traditional-values
translation invariant metric
trichophyton ajelloi
vena pylorica
very long baseline interferometry
Willis' ophthalmic branch
wish me luck
xixe