生态递阶模型

[00:03.89]You will hear three pieces of recorded material. [00:08.75]Before listening to each one, [00:12.90]you will have time to read the questions related to it. [00:17.55]While listening, [00:20.72]answer each question by choosing A, B, C or D. [

发表于:2018-12-03 / 阅读(156) / 评论(0) 分类 最新版英语听力教程

[00:03.50]You'll hear three pieces of recorded material. [00:08.18]Before listening to each one,you'll have [00:11.94]time to read the questions related to it. [00:16.38]While listening,answer each question by choosing A,B,C or D. [00:21.97]After lis

发表于:2018-12-03 / 阅读(133) / 评论(0) 分类 最新版英语听力教程

[00:03.68]You'll hear three pieces of recorded material. [00:08.33]Before listening to each one,you'll have time to read the questions related to it. [00:14.71]While listening,answer each question by choosing A,B,C or D. [00:21.55]After listening you

发表于:2018-12-03 / 阅读(187) / 评论(0) 分类 最新版英语听力教程

[00:03.81]You'll hear three pieces of recorded material. [00:08.67]Before listening to each one, [00:12.12]you'll have time to read the questions related to it. [00:16.98]While listening,answer each question by choosing A,B,C or D. [00:23.04]After li

发表于:2018-12-03 / 阅读(191) / 评论(0) 分类 最新版英语听力教程

[00:28.50]You'll hear three pieces of recorded material. [00:33.36]Before listening to each one, [00:36.91]you will have time to read the questions related to it. [00:42.06]While listening,answer each question by choosing A,B,C or D. [00:48.33]After

发表于:2018-12-03 / 阅读(215) / 评论(0) 分类 最新版英语听力教程

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 even It's even colder than yesterday.

发表于:2018-12-05 / 阅读(147) / 评论(0) 分类 每日攻克5词

Exhibit Highlights Butterfly's Beauty, Diversity, Value to Ecosystem Flying Canvases They are gentle, colorful creatures that move with grace and flair. And in a warm and humid enclosure at the Smithsonians National Museum of Natural History in Washi

发表于:2018-12-08 / 阅读(167) / 评论(0) 分类 VOA标准英语2013年(三月)

This is Scientific Americans 60-second Science. Im Karen Hopkin, This will just take a minute. Have you ever said, I know it like the back of my hand? Well, how well do you know the back of your hand, or the back of your knee, or behind your ears? Pr

发表于:2018-12-24 / 阅读(115) / 评论(0) 分类 Scientific American(五)月

[00:03.58]You will hear three pieces of recorded material. [00:08.15]Before listening to each one,you'll have time to [00:12.59]read the questions related to it. [00:16.25]While listening,answer each question by choosing A,B,C or D. [00:22.13]After l

发表于:2018-12-27 / 阅读(205) / 评论(0) 分类 最新版英语听力教程

[00:05.69]Before listening to each one,you will have time to read [00:10.14]the questions related to it. [00:13.90]While listening,answer each question by choosing A,B,C or D. [00:20.24]After listening, [00:23.41]you will have time to check your answ

发表于:2018-12-27 / 阅读(221) / 评论(0) 分类 最新版英语听力教程

[00:28.50]You'll hear three pieces of recorded material. [00:33.18]Before listening to each one,you will have time to [00:38.14]read the questions related to it. [00:41.80]While listening, [00:44.67]answer each question by choosing A,B,C or D. [00:50

发表于:2018-12-27 / 阅读(216) / 评论(0) 分类 最新版英语听力教程

中文 英文 缩写 分发表 Distribution List DL 分发接口 distribution interface 分发型业务 distribution service 分割振铃 split ringing 分机 extended station/extension 分机号 exte

发表于:2019-01-03 / 阅读(110) / 评论(0) 分类 电信英语

Half Duplex Half duplex is a transmission path capable of transmitting signals in both directions, but only in one direction at a time. HDLC high-level data link control Header The header is control i

发表于:2019-01-03 / 阅读(183) / 评论(0) 分类 电信英语

Asian Carp now outnumber native fish in many areas of the United States and their expansion particularly threatens the fragile ecosystems of the Great Lakes. In an effort to control algae growth, catfish farmers in the southern United States introduc

发表于:2019-01-13 / 阅读(135) / 评论(0) 分类 VOA标准英语2010年(七)月

Kenya's ocean waters are home to five out of the world's eight species of turtles. All are classified as either endangered or critically endangered, and are threatened by poaching, fishing nets, development and pollution. The conservation groups Wata

发表于:2019-01-13 / 阅读(123) / 评论(0) 分类 VOA标准英语2010年(七)月

今天我们要学的词是role model。 Role model, 榜样。 For black women across the country, Michelle Obama is a new role model, 对于美国各地的黑人女性来说,米歇尔奥巴马是她们新的楷模。奥巴马当选美国总统后,

发表于:2019-01-31 / 阅读(114) / 评论(0) 分类 英语每日一词

BEIJING, May 12 (Xinhuanet) -- Italian archaeologists(考古学家) are digging the remains of Lisa Gherardini, a 16th-century woman who is widely believed to be the model for the famous portrait Mona Lisa, AFP reported on Wednesday. The team of hist

发表于:2019-02-08 / 阅读(153) / 评论(0) 分类 英语新闻

今天我们要学的词是role model。 Role model, 榜样。 For black women across the country, Michelle Obama is a new role model, 对于美国各地的黑人女性来说,米歇尔奥巴马是她们新的楷模。奥巴马当选美国总统后,

发表于:2019-02-18 / 阅读(106) / 评论(0) 分类 英语单词荟萃

An increasingly popular business model lets participating companies give to charity while making a profit. But the approach is blurring the lines between for-profit and not-for-profit organizations and raising questions about the real drivers behind

发表于:2019-02-19 / 阅读(182) / 评论(0) 分类 英语新闻

国务院总理李克强9月1日主持召开国务院常务会议。会议指出,建立分级诊疗制度(hierarchical medical system),是深化医改的重要举措,有利于促进优质医疗资源下沉,推进基本医疗卫生服务均等化

发表于:2019-02-25 / 阅读(125) / 评论(0) 分类 英文语法词汇
学英语单词
a chicken-and-egg situation
against nature
Anemopsis
arsenization
astigmat
balsam herbs
beaute satin
bus organization
business mantality
campylospora parvula
caput longum
chemosynthesizing autotrophic bacteria
clericorde
clerosteron
cobalmin
contraception by drug
correlation tracking system
crystal oscillator power amplifier
degerms
dekagram
dennerstein
deuterium moderated reactor
drmo
elevatorlike
emanates from
enamel miniature
enshrining
estimate of effective asymptot
exit bag
fireball
fixed standard
geographic graticule
gold generals
gymnasts
hebephrenic schizophrenias
Heil tube
hierarchical language
Hmong Njua
house to be let
industrial lighting
infirmary
insidious onset
intermediate cuttings
International Data Corporation
jolie laide
Kahawa
Knott's equations
lateral body lobe
limn on water
line fittings
Magnan's trombone movement
magnetic tape store
main number
Martim
methylhydroquinone
money wages
multistratum management system
Oksan
operates
OSIE
paycheck-protection
pectinate hypha
perineoplasties
perisperms
permitted lights
Porlammi
printed mark blister
proboscideus
purnancie
pyretogenetic
Ramelow
reachable set
revolver drier
rhizome tuber washer
rhodocyte
routine supporting service
Schizocapsa plantaginea
second balcony
senses of smell
shoe joint
silky light operating lamp
soupfins
southwestern toads
spectacle eye
starlike function
step-aerobics
stibconite
substituting degree
team-owners
telegramese
the outer world
things-in-themselves
time series model
traditio clavium
triga
unsettlednesses
volar plate
waterwall bed plate
Windows DNA
wire command guidance
xenon poisoning computer
yems