[网络] 可变容积燃烧室

[00:00.00]UNIT 7 Expansion 7 [00:07.69]2 My name is Lily. [00:11.08]I'm thirteen yeard old . [00:13.40]I live in Beijing with my family. [00:16.35]Every day I go to school [00:18.37]just like other teenagers. [00:20.43]I always get up at seven o'cloc

发表于:2018-12-04 / 阅读(204) / 评论(0) 分类 北师大版初中英语七年级下

美国动力公司研发提升五成油效对置活塞二冲程发动机 This little engine looks like it has only three pistons, but in fact, it has six, sharing only three cylinders. 这台小身材引擎看起来只有3个活塞,但事实上却有

发表于:2018-12-16 / 阅读(81) / 评论(0) 分类 VOA标准英语2016年(三月)

[00:00.00]UNIT 12 Expansion 12 [00:07.10]2 Hi,James, [00:09.92]Thanks for you letter. [00:11.35]You asked about my home. [00:13.58]I live with my parents in an apartment [00:14.97]in a district in the east of Beijing. [00:19.02]I live quite near Beij

发表于:2018-12-29 / 阅读(136) / 评论(0) 分类 北师大版初中英语七年级下

[00:00.00]UNIT 11 Expansion 11 [00:09.20]1 One day in England Diego [00:12.71]and Fernanda were very hungry. [00:15.40]They didn't have any food [00:17.34]and they didn't have any money. [00:19.65]So they thought out a clever plan [00:21.78]to get a

发表于:2018-12-29 / 阅读(171) / 评论(0) 分类 北师大版初中英语七年级下

[00:00.00]UNIT 10 Expansion 10 [00:08.19]6 Were there any programs on TV last night? [00:13.05]I was out. [00:14.46]No,there weren't. [00:16.34]There was a comedy,but it wasn't funny. [00:19.53]And there weren't any good soaps. [00:21.93]My Family wa

发表于:2018-12-29 / 阅读(148) / 评论(0) 分类 北师大版初中英语七年级下

英语基础--《英语1000高频词汇》(英语学习必须熟悉的1000词汇) 这是英语词汇中最基础的、使用频率最高的,约1000个词汇,不管是中学毕业还是大学毕业,这1000个单词都应该非常熟悉,因为这些单词真的太基础了,使用频率非常高。 如果听过《朗文词典》能用3000以内的单词

发表于:2018-12-30 / 阅读(58) / 评论(0) 分类 英语1000高频词汇

What Do Octane Numbers Mean? At the gas pump, you have a choice of octane numbers. 87? 93? Whats the difference? To explain octane numbers, lets take an imaginative leap into the internal combustion engine of a car. Inside the cylinders are combustio

发表于:2018-12-31 / 阅读(80) / 评论(0) 分类 英语听力文摘 English Digest

IN THE NEWS - European Union Expansion By Cynthia Kirk BROADCAST: December 21, 2002 This is Steve Ember with the VOA Special English program, IN THE NEWS. The European Union has officially asked ten c

发表于:2019-01-02 / 阅读(57) / 评论(0) 分类 教育与新闻

The small Ethiopian town of Dukem has some of the most fertile land in the country. It also is home to Ethiopias first industrial park. Dukem is part of a government-led push to turn the mostly agricultural country into Africas manufacturing center.

发表于:2019-01-03 / 阅读(115) / 评论(0) 分类 2018年VOA慢速英语(二)月

This is Scientific Americans 60-Second Science, I am Cynthia Graber .This will just take a minute. How can we improve engines, inhalers and fire extinguishers? Maybe by copying a beetle. The bombardier beetle's name might scare off predators if they

发表于:2019-01-08 / 阅读(94) / 评论(0) 分类 Scientific American(四)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. On March 11th, Interior Secretary Ken Salazar called for a moonshot for energy independence. Hes set up a task force to look into the large-scale product

发表于:2019-01-08 / 阅读(107) / 评论(0) 分类 Scientific American(三)月

1. Emergency crews are on their way to South Texas as Erin approaches. The tropical storm is taking shape in the Gulf of Mexico, and forecasters predict it could reach land by tomorrow. Erin could bring heavy rains to a state that already has one of

发表于:2019-01-08 / 阅读(142) / 评论(0) 分类 美联社新闻一分钟2007

Residents on the Pacific island of Guam are bracing for big changes. Four years from now, the U.S. military plans to transfer thousands of Marines from the Japanese island of Okinawa. The move is part of a larger military realignment in the region an

发表于:2019-01-11 / 阅读(71) / 评论(0) 分类 VOA标准英语2010年(一月)

By Sonja Pace London 01 April 2008 Leaders from the 26-member North Atlantic Treaty Organization hold their summit this week in Bucharest, Romania. Topping the agenda will be what to do to help stabilize Afghanistan and what additional countries NATO

发表于:2019-01-11 / 阅读(68) / 评论(0) 分类 VOA常速英语2008年(四月)

This Internal Combustion Engine is 50% More Efficient 新型内燃机效率提高50% Internal combustion engines in cars may be on their way out, but experts agree it will take a few decades before electric-powered vehicles become dominant. Meanwhile

发表于:2019-01-14 / 阅读(108) / 评论(0) 分类 VOA标准英语2016年(三月)

HOUSTON, July 25 (Xinhua) -- A shelter-in-place was ordered after a battery caught fire during a testing at NASA's Johnson Space Center Monday morning. A battery was being tested inside a containment system when it got overheated and caught fire at a

发表于:2019-01-31 / 阅读(110) / 评论(0) 分类 英语新闻

BEIJING, March 6 (Xinhua) -- Beijing Mayor Wang Anshun on Wednesday said the capital will work hard to cool down rapid urban expansion in order to address traffic congestion, pollution and resource scarcity. We will make efforts to control Beijing's

发表于:2019-02-08 / 阅读(79) / 评论(0) 分类 英语新闻

LOURDES GARCIA-NAVARRO, HOST: The Republicans' failure to repeal the Affordable Care Act opened up an opportunity for advocates wanting to expand Medicaid. They see one last chance to get billions of federal dollars for their states and cover hundred

发表于:2019-02-13 / 阅读(51) / 评论(0) 分类 2017年NPR美国国家公共电台4月

Anirudh Sharma doesn't just want to pull harmful carbon from the air. He wants to offer a cheaper alternative to the exorbitant costs of ordinary printer ink. 阿尼鲁德夏尔马不仅想除掉空气中的有害炭物质,还希望创造一种更便

发表于:2019-02-13 / 阅读(82) / 评论(0) 分类 阅读空间

今天我们要学的词是expansion。Expansion 扩展,扩充。The Kennedy Arts Center unveiled a $100 million expansion plan. 肯尼迪艺术中心宣布扩展计划,耗资一亿美元。President Obama supported the expansion of H1B visas fro

发表于:2019-02-18 / 阅读(77) / 评论(0) 分类 英语单词荟萃
学英语单词
Acampe dentata
Aech'ang
aerobryidium laosiense
aggregation velocity
also ran
ambulancewoman
Apsyrtus
Asahi Glass Co., Ltd.
bad paper
bee-eaters
bhanir nautch (india)
blowout fracture of orbital floor
brodkey
building research institute
cable
choke-pear
Chrysosplenium
Chungam-dong
clavate hairs
correction scale
cost effective manner
cutellus
di-n-butylamide
DSC curve
engage in both export and import business
equator of date
equivalent linearization technique
ergolinic
ESOPE
fasciculi rubroreticulares
fibrinoid degeneration
finger-fuckin'
fore poppet pressure
Frangy
frost cover
furnitor
gravimetric raingauge
hepes-buffer
her ass
hosiea sinesnis hemsl.
incendious
income from sales of products
InfoWindow
Institution of Naval Architects
interceptor lead angle
isologue isolog
leptasteroside
lower limit on the right
marginal initial
maximum gradinet
medium term investment cycle
Merry Xmas
miscella separator
misrepresentaations
modeling programmer
molariform
motorcycle alarm
naea
nancimycin
nucleated
occlusal caries
oldfolk
oligodactylies
one-block
parfumeur
piston nut
postly
re-register
rear-horses
remas
remove riser
required
rotary frit furnace
rough cutter
scrapable
self-correct
self-redox reaction
Setebele
shake a cloth in the wind
Shinkafi
shoot-up
sneakboxes
starting bar
strap belt
sub-languages
submerger
suds
sulphoraphene
syeniteporphyry
temperature field
thermal-slope wind
tourisms
track back
trigeminal trophic syndrome
triple modular redundancy
under escort
unity property system
virtual circuit interconnect
visible polygon
white house chief of staff
yaw angle of rotor shaft
zunxin