透膜运输;跨膜运输

一个英语单词可分为三部分:前缀(prefix)词根(root)后缀(suffix)。位于词根前面的部分就是前缀。前缀,可以改变单词的意思。 trans-表示横过,越过 transmit = trans + mit(送) 送出去 vt. 传

发表于:2018-12-02 / 阅读(164) / 评论(0) 分类 英语单词大师-Word Master

UNIT 12 Let's Go Further.\n [au:]第二单元 继续 [00:04.24]Story time\n [au:]讲故事 [00:06.75]1 Look and listen. Then read and act out the story.\n [au:]1 看一看,听一听,读一读,演一演。 [00:15.41]Look at picture one.\n [au:]看

发表于:2018-12-13 / 阅读(428) / 评论(0) 分类 广州版金太阳小学英语五年级上

[00:05.45]第四课 公共交通工具 [00:10.89]A Talk about the different kinds of public transport. [00:17.27]说说不同的交通工具。 [00:23.64]a bus the MTR [00:28.41]巴士 地铁 [00:33.18]a train a tram [00:37.80]火车 吊车 [00:42.42]a taxi a ferry [00:46.39]

发表于:2018-12-13 / 阅读(203) / 评论(0) 分类 小学英语深圳双语版五年级

031 transport Words Bus train bicycle car boat ship motorcycle van truck tram ferry barge speedboat yacht Coach airplane helicopter balloon minibus cruise ship scooter airport shuttle bus light railway Subway commuter train platform terminal bus/rail

发表于:2018-12-25 / 阅读(144) / 评论(0) 分类 情景英语口语100主题

[00:00.00]Motorcycles and City Traff [00:03.81]Past surveys have shown that the use of motorcycles is becoming more and more widespread in China in recent year [00:12.51]In 1993,for instance,there were about 40,000 registered motorcycles in Shangha [

发表于:2018-12-30 / 阅读(172) / 评论(0) 分类 英语六级听力练习集锦

Traffic jams are common in Auckland. They are bad for business and bad for commuters who sit in their cars on the way to work getting more and more annoyed by congestion. The Prime Minister, John Key, announced this week more money to improve Aucklan

发表于:2018-12-31 / 阅读(143) / 评论(0) 分类 新西兰英语

Asian nations have agreed to form a network of railroads that aims to connect 28 countries in the region to each other and Europe. The Trans-Asian Railway holds out the promise of improved trade, transport, and integration. But, forming the massive

发表于:2019-01-13 / 阅读(151) / 评论(0) 分类 VOA标准英语2009年(六月)

Smooth Transport Will Be Key to London Olympics Central London is busy even on normal days. Major events like the Olympics can bring near grid lock. It's going to obviously cause traffic, said Steve McCann, who has been driving a London taxi for seve

发表于:2019-01-13 / 阅读(141) / 评论(0) 分类 VOA标准英语2012年(七月)

Development Banks to Fund Sustainable Transport The worlds eight largest development banks say theyll invest 175 billion dollars to finance sustainable urban transportation systems. The announcement came at the U.N. Conference on Sustainable Developm

发表于:2019-01-13 / 阅读(145) / 评论(0) 分类 VOA标准英语2012年(六月)

The script of this programme 本节目台词 Tubes and buses are the best way to get round London. John: Hi, and welcome to BBC Learning English. I'm John. Oliver: 大家好,我是 Oliver。 John: Today we're going to find out all about public transport in Lo

发表于:2019-01-18 / 阅读(287) / 评论(0) 分类 都市掠影

By Selah Hennessy Dakar 05 October 2007 A Congolese government spokesman announced Friday that the country's transport minister has been fired for incompetence, after a deadly plane crash Thursday left at least 37 people dead. As the flames from the

发表于:2019-01-26 / 阅读(151) / 评论(0) 分类 2007年VOA常速英语(十月)

By Anjana Pasricha New Delhi 03 February 2008 India is set to buy six Hercules transport planes from U.S-based Lockheed Martin. As Anjana Pasricha reports from New Delhi, this will be India's biggest arms deal with the United States, and a major depa

发表于:2019-01-30 / 阅读(161) / 评论(0) 分类 VOA常速英语2008年(二月)

By Delia Robertson Johannesburg 13 March 2006 South African rail and port workers embarked on a one-day strike Monday to protest restructuring of the national transport corporation. Commuters in all m

发表于:2019-01-30 / 阅读(196) / 评论(0) 分类 2006年VOA标准英语(三月)

Part 4. Asia's cities face gridlock. Keywords. Asia's cities, gridlock, mass transit systems, car sales, problems. Vocabulary. gridlock, lure, aggravate, snarl, implement. A. You're going to hear a report on experts discussing the traffic problems As

发表于:2019-02-03 / 阅读(145) / 评论(0) 分类 step by step 3000 第一册

In the wake of the subway bombings in Moscow, public transport systems seem vulnerable. London's system is one of the largest and most complex in the world. Officials in the British capital have long worked to keep the transport system safe, but have

发表于:2019-02-06 / 阅读(195) / 评论(0) 分类 VOA标准英语2010年(四)月

LONDON, April 14 (Xinhua) -- Londay's local city government said on Thursday that the city's transport infrastructure is still one of the biggest risks to the running of the 2012 Olympic Games. Val Shawcross, chairman of the London Assembly transport

发表于:2019-02-07 / 阅读(167) / 评论(0) 分类 英语新闻

BEIJING, Jan. 5 (Xinhua) -- The Chinese government has vowed to introduce more measures to prioritize the development of public transport systems in the country's increasingly congested urban areas. In downtown areas, there should be a bus stop every

发表于:2019-02-08 / 阅读(181) / 评论(0) 分类 英语新闻

Voice 1 Hello. Im Rachel Hobson. Voice 2 And Im Ruby Jones. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 3 Taxi! Voice 1 The c

发表于:2019-02-14 / 阅读(153) / 评论(0) 分类 环球英语 Spotlight

In 2011 the Rugby World Cup will be held in New Zealand for the second time. Many of the games will be held in Auckland and some games will have up to 60,000 people attending. With a lot of extra people moving around the city there could be some seri

发表于:2019-02-15 / 阅读(174) / 评论(0) 分类 新西兰英语

MOSCOW, Jan. 27 (Xinhua) -- Russia should adopt tougher security measures(安全措施) to ensure transport safety, Russian President Dmitry Medvedev said here on Thursday after he came back from the Davos Forum. The president visited Moscow's su

发表于:2019-02-17 / 阅读(186) / 评论(0) 分类 英语新闻
学英语单词
Acer serrulatum
active alkali
adjacent area to shaft hale
after sails
algerian lace
alumina porcelain jacket crown
ambits
aminophenol
artcher
attitude maneuver
attracting funds
baim
Banveld
base moulding
bluejays
bobby-dazzler
boy's room
brief biography
bring to nought
buccal lymph node
bung ... up
burlingtons
Chalcostigma
chemical fumes
child nervosity
compress north
computress
concentrical fold
cootehills
coupon payment
D'Alembert paradox
deborating
debt credit instrument
discordant sample
eligible paper
elydoric
Eubulus
export data
eyelid closure reflex
family aulostomidaes
Fannia scalaris
folly
forced vibration torsion pendulum
formicarium
full breech presentation
genus desmanthuss
GOC
hemorrhagic multiple granuloma
Herod Philip I.
hot pocket
irritating concentration
jawbones
job printer
karks
lidan paishi tablets
maatschappijs
Massilian
maximums
metallized hood
Mycobactyl
N-methyl-benzamide
neojiangyouaconitine
non-performings
nondecomposable matrix
Normonal
overhead reapportionment
parvorders
pasteurella pneumotropica
Pathfinder Seamount
Pollex.
prohibitor
pyramidal stylus
right-thinkings
rigorosity
Rivière-à-la-Loutre
rockallite pophyry
santillanas
saxtubas
screen intensity
Scutellaria barbata
simultaneous color system
sing a different tune
single axial stress
single pan digital analytical balance
single step run
single-V groove with root face
Smallanthus sonchifolius
soil stabilization by electro-osmosis
Sparkhill
sponge zirconium
steady state photocurrent
stepped side wall
Stevens' law
SV (safety valve)
three times the size of
time-division multiplex communication
tunesia
tungspar (barite)
two way alternate interaction
undo damage
viral inactivation
Warning receiver.