[机] 菌叶绿素

Years ago, the roles of men and women were very typical. Men were supposed to bring home the bacon. They would go to work and earn money for their loved ones. During this time, some men would also leave their families in times of war. There were very

发表于:2018-11-30 / 阅读(248) / 评论(0) 分类 常春藤生活英语

SCIENCE IN THE NEWS - Reforms at NIH / Tobacco Smoke a Danger to Children / A New Way to Add Iron to the Diet By Cynthia Kirk and Jill Moss Broadcast: Tuesday, February 15, 2005 VOICE ONE: This is SCI

发表于:2018-12-07 / 阅读(138) / 评论(0) 分类 科技之光

This is the VOA Special English Development Report. World No Tobacco Day is celebrated each thirty-first of May. The observance is meant to bring attention to the growing use of tobacco and its deadly effects. The World Health Assembly established th

发表于:2018-12-07 / 阅读(121) / 评论(0) 分类 2010年VOA慢速英语(五)月

AS IT IS 2016-11-05 Fall Colors Not Only Red and Blue 秋天的颜色不仅是红色和蓝色 This is Whats Trending Today. Americans often identify the two major political parties by the colors red and blue. The practice began with the 2000 election

发表于:2018-12-16 / 阅读(188) / 评论(0) 分类 2016年VOA慢速英语(十一)月

Have you ever wondered what a stereotype is, and why we have them? Do you, culturally, have certain stereotypes about certain people? Of course, all countries do. I'm sure that, in the past, I have judged people according to stereotypes I had learned

发表于:2019-01-01 / 阅读(113) / 评论(0) 分类 英语博客 A cup of English

When we travel to a foreign country, we carry in our baggage a preconceived idea in that country. Much of the knowledge we have of different nationalities exists as stereotypes conventional and oversimplified pictures without individualities. Stereot

发表于:2019-01-02 / 阅读(209) / 评论(0) 分类 午后咖啡

SCIENCE IN THE NEWS - A Taxi at 12,000 Meters? New Mini Jets Are About to Shake Up World of Air TravelBy Brianna Blake, Jerilyn Watson and Nancy Steinbach Broadcast: Tuesday, October 31, 2006 VOICE ON

发表于:2019-01-02 / 阅读(154) / 评论(0) 分类 2006年慢速英语(十)月

SCIENCE IN THE NEWS - International Treaty on Tobacco Control / Research Projects on Glaucoma By Broadcast: Tuesday, March 08, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special Englis

发表于:2019-01-02 / 阅读(163) / 评论(0) 分类 科技之光

By Heda Bayron Hong Kong 21 December 2007 Japan has backed down from a highly controversial plan to hunt endangered humpback whales off Antarctica, after fierce criticism by Australia. The Japanese whaling fleet, however, still plans to hunt almost 1

发表于:2019-01-09 / 阅读(140) / 评论(0) 分类 VOA常速英语2007年(十二月)

Welcome to THIS IS AMERICA in VOA Special English. Im Doug Johnson. VOICE TWO: And Im Barbara Klein. This week on our program, we take you to the summer movies. This year's crop includes vampires, talking toys, an Iron Man and, of course, love. (MUSI

发表于:2019-01-11 / 阅读(168) / 评论(0) 分类 2010年VOA慢速英语(六)月

By Scott Bobb Johannesburg 27 March 2008 As Zimbabweans prepare to go to the polls Saturday, pre-election activity is being closely watched by an estimated 3 million Zimbabweans living in neighboring South Africa. Although they cannot vote, these exi

发表于:2019-01-12 / 阅读(169) / 评论(0) 分类 VOA标准英语2008年(三月)

Autumn Leaves Show Their True Colors As days grow shorter and nights grow cooler in Boulder, Colorado, the green leaves of summer have been putting on party colors. On cottonwood trees and aspens, theyre golden yellow coins. On Mapleton Avenue, the m

发表于:2019-01-13 / 阅读(182) / 评论(0) 分类 VOA标准英语2011年(十一月)

RACHEL MARTIN, HOST: And now some words you don't often hear together - all-girl, teenage, Indonesian metal band. NPR's Ashley Westerman has this profile. ASHLEY WESTERMAN, BYLINE: The band's called Voice of Baceprot. Baceprot means noisy in the girl

发表于:2019-01-16 / 阅读(151) / 评论(0) 分类 2017年NPR美国国家公共电台8月

AUDIE CORNISH, HOST: Need a distraction from the news? ARI SHAPIRO, HOST: We have one. CORNISH: It's a reminder of the good things in life that are free. SHAPIRO: Another commercial for Nicer Living. (SOUNDBITE OF ARCHIVED RECORDING) UNIDENTIFIED MAN

发表于:2019-01-17 / 阅读(195) / 评论(0) 分类 2017年NPR美国国家公共电台2月

Voice 1 Welcome to Spotlight. Im Liz Waid. Voice 2 And Im Adam Navis. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 In the last fifteen years, farmers

发表于:2019-01-19 / 阅读(158) / 评论(0) 分类 环球英语 Spotlight

The One With All The Thanksgivings 本集简介: After Thanksgiving dinner at Monica's, the gang tells stories about their worst Thanksgivings ever. In a series of flashbacks, we see Chandler learning of his parent's divorce (1978); Phoebe losing an

发表于:2019-02-04 / 阅读(157) / 评论(0) 分类 老友记(六人行)

今天我们要学的词是stereotype。 Stereotype, 有成见的意思。 Stereotypes based on gender, race and age are all wrong, 基于性别、种族和年龄的成见都是错误的。美国最近的好几项研究都显示,老年人其实要比

发表于:2019-02-05 / 阅读(108) / 评论(0) 分类 英语单词荟萃

雅思阅读考试备考中很重要的一个部分就是对雅思阅读文章题材的熟悉和掌握。 雅思阅读考试的文章通常分为生物、地理和社会科学三类。雅思文章的出处有很多,其中最实用的、便于积累背

发表于:2019-02-12 / 阅读(212) / 评论(0) 分类 雅思英语

Because chlorophyll is the chemical responsible for making leaves green, its absence allows chemicals such as carotinoids, xanthophylls, and others to give leaves their orange, yellow, and various other colors. As trees stop producing chlorophyll, th

发表于:2019-02-15 / 阅读(152) / 评论(0) 分类 英语时差8,16

Well, mushrooms are merely one of many types of fungi. Not all fungi grow in soil. However, mushrooms and other fungi do resemble plants in many ways, so much so that scientists long classified fungi plants, but they know better now. Eating Habits Wh

发表于:2019-02-24 / 阅读(140) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
acoustic lemniscus
al makili
Alba crack detector
alimentary obesity
amplified fragment length polymorphism
Angelman's syndrome
anterior interbody fusion
antophthalmic
ashoke
autoregressive distributed lag (ardl)
bank winding
barochory
Beauvoir
blood and bone
broadcast antenna
bunties
Cajnice
cautious running
center keelson
champagne glass
chln
Ciolpani
clamp suture
closed-circuit TV control system
cobaltiferous wad
consort
Contramine
crista statica
cross norm
cumulative relative molecular mass distribution
custom hybrid
cyberanarchist
day degree
deviation alarm
Dienidol
direct product algebra
disjunctive area
dispos'd
divid.
e-literate
eschansonnery
Eurya auriformis
exciples
fixed-field method
fluid instability
fouling coefficient of heat exchanger
gas-jets
genepix
genetic soil
graded post
green snow
hydrophis spiralis
hypotonic duodenography
influence-peddling
interdupe
internal comparison
Kerkhoven
knight of the stick
koas
lorax
lybke
mechanical weathering
Molisch's tests
monolithic integrated power amplifier
moorbies
morbus caducus
multiple roots
non-adherent material
nonadaptive
number plate stud
oribatids
Ostrau
pan mixer
pericardial, pericardiac
phosphatize
pin retention
plebiscitary
pohlia nutans
positional code
post-larval
pulse-cross monitor
rated drawbar pull
reference trajectory
Rhododendron ludlowii
Sally Anns
seat abreast
segregated oil
Shankar,Uday
similarity of velocity
skykomish
source moment
space television
still-house
swarf box
tacnode
Tiddledy Winks
too good
topologized
tristate logic circuit
us model
visual inspection
Vivien