(piston 的过去时) n. 活塞, 活塞阀键
[医] 活塞(如注射器的)
past tense of piston
n. United States neoclassical composer (1894-1976)
n. mechanical device that has a plunging or thrusting motion

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发表于:2018-12-01 / 阅读(189) / 评论(0) 分类 用Mp3背六级单词

- 33 - persecute v.迫害 persevere v.坚持,坚忍,不屈不挠 persist v.(in)坚持,持续 personality n.人格,个性 personnel n.全体人员,全体职员;人事(部门) perspective n.透视画法,透视图;远景,前途;观点,看法 persuasion n.说服,说服力 pessimistic a.悲观(主义)的 pest

发表于:2018-12-15 / 阅读(219) / 评论(0) 分类 俞敏洪07年考研英语词汇

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(159) / 评论(0) 分类 VOA标准英语2016年(三月)

A:Welcome to Als Garage. What seems to be the problem? B:No problem at all! I am taking a long road trip and I want to make sure my car is in good mechanical condition. A:Very wise decision. When was the last time you had a tune up? B:Not that long a

发表于:2018-12-25 / 阅读(146) / 评论(0) 分类 纯正地道美语

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(145) / 评论(0) 分类 英语听力文摘 English Digest

Helen: Hello, this is Real English from BBC Learning English, Im Helen Zo: Hello, 我是刘佳。欢迎收听我们今天的地道英语。 Helen: In Real English, we look at words and phrases that you might not find in your dictionary. Zo : 英语和中文一样,有很多的俗

发表于:2019-01-02 / 阅读(161) / 评论(0) 分类 地道英语在线听

Robert Burns(17591796) O my luve is like a red, red rose, That's newly sprung in June; O my luve is like the melodie That's sweetly played in tune. As fair thou art, my bonie lass, So deep in luve am I; And I will luve thee still, my dear, Till a' t

发表于:2019-01-02 / 阅读(187) / 评论(0) 分类 英语诗歌

By Alan Silverman Hollywood 10 June 2006 A scene from 'Cars' A talented young race car learns what is important in life when he gets stuck in a small town in the new feature from Pixar, the animation studio with a history of family hits including To

发表于:2019-01-09 / 阅读(241) / 评论(0) 分类 2006年VOA标准英语(六月)

By Greg Flakus Albuquerque, New Mexico 25 July 2007 Large scale collection of solar power arrays As the world searches for ways to produce energy without burning fossil fuel, there is increased interest in solar energy. One place associated with sola

发表于:2019-01-12 / 阅读(187) / 评论(0) 分类 2007年VOA标准英语(七月)

Ocean Floor Reveals Past Climate Changes Time capsule Lamont research professor Maureen Raymo, the director of the Core Repository, slides open a long, narrow drawer from the cabinet. Like thousands of others here, the drawer contains a long, thin cy

发表于:2019-01-13 / 阅读(177) / 评论(0) 分类 VOA标准英语2012年(一月)

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(177) / 评论(0) 分类 VOA标准英语2016年(三月)

多架二战战机飞过华盛顿上空 致敬退伍老兵 More than 50 World War II-era planes flew in formation over the World War II Memorial in Washington Friday, marking the 70th anniversary of the end of the conflict in Europe. 超过50架曾在二

发表于:2019-01-14 / 阅读(146) / 评论(0) 分类 VOA标准英语2015年(十月)

WWII-era Warplanes Fly Over Washington 多架二战战机飞过华盛顿上空 Seventy years after the Second World War ended in Europe, warplanes of that era still attract a lot of attention and admiration, both for their designers and the crews tha

发表于:2019-01-14 / 阅读(126) / 评论(0) 分类 VOA标准英语2015年(五月)

胡敏读故事记单词(12)

发表于:2019-01-26 / 阅读(145) / 评论(0) 分类 英文语法词汇

Coffee, computers and piston engines - could we imagine a world without them? These are intricate parts of every day life for most of us and the knowledge that led to them was either invented by or passed down through the ancient Muslim world. That's

发表于:2019-02-05 / 阅读(170) / 评论(0) 分类 VOA标准英语2010年(二月)

汽车类Automobile 整车Finished Automobile 轿车Passenger Car 休旅车Recreational Vehicle (RV) 小型商用车(3.5吨以下)Light Duty Commercial Car (Less Than 3.5 Tons) 大型商用车(3.5吨以上)Heavy Duty Commercial Car (More Than 3.5 Tons) 散装车Bulk Truck 搅拌车

发表于:2019-02-05 / 阅读(173) / 评论(0) 分类 英文语法词汇

A group of senior students from Zhejiang University have successfully developed an air hand-washing device. 浙江大学的一队大四学生成功研制出了空气洗手装置。 The device utilizes an infrared ray induction system, which detects t

发表于:2019-02-06 / 阅读(179) / 评论(0) 分类 英语新闻

听歌学英语:Edleweiss 音乐之声插曲 edleweiss 雪绒花(小提琴版)这样一首温馨的歌曲同样出自于美国电影《音乐之声》。它也是我对小学时音乐课最美好的回忆。 [00:02.50]EnglishExpress [00:05.95]轻松

发表于:2019-02-07 / 阅读(223) / 评论(0) 分类 听歌学英语

When Dusty learns that his engine is damaged and he may never race again, he shifts gears and is launched into a world of aerial firefighting. I thought it was a great start. I knew that it would be a more of a harrowing adventure. The first film was

发表于:2019-02-13 / 阅读(197) / 评论(0) 分类 CCTV9英语新闻2014年07月

Track One From a very young age I had a bit of a fascination with flying 我自儿时便有些迷上了飞行 Bit of a fascination with speed 着迷那样的高速(驾驶) As I went through school and into my A-Levels I wanted to pursue a flying

发表于:2019-02-23 / 阅读(167) / 评论(0) 分类 英语PK台
学英语单词
academic degrees
antialexine
authorises
Baskatong, Rés.
bear-pits
blossom into
body-centred
bupivacaine
cantonas
cazenave
center of gravity for car loaded
cole slaw
comparison software
congenital partial absence of nose
contact brush
coyles
crumblie
cubic zirconium
culpa in abstraco
cylinder bed sewing machine
data reconstitution
dexamethasone sodium phosphate
disease tolerant variety
escribing
ethyl cresol
Ethyl-4-hydroxybenzoate
faciobrachialis
Gavião
genus Rubus
glass-ceramic
gone up in smoke
graetz
ground glass apparatus
gumming test
gundulf
He said he spoke a little English
hemispore
highly amorphous cellulose structure
hourly average
in-dash navigation
inplane
intermediate crust
krakower
law of the minimum
Lee-Yorke theorem
leith har.
lemon basils
leukourobilin
lift above
ltus
Manzac-sur-Vern
Mesembryanthemum crystallinum
misero
Mitsukaido
mixed-sexes
mopping up
non-symmetrical network
nonmateriality
nosey-parkers
nucleus(I)
optimal foraging theory
ore preparation characteristic
over-competition
overhead truck scale
pagoda stone
pattavina
pencil torch
Pensilva
perineoplasties
plc
point of loading
pomellato
potato beetles
pulverizes
put the shake on
quarter rests
ramuff
recenters
regular interagency consultations
reversible auxiliary ventilation
Sara Teasdale
sarpagine
short polynomial product algrorithm
slap-headed
small is beautiful
soda pulping process
sorriness
sporidiobolus pararoseus
statical stability curve
subserviates
successivity
surgical knife blade
television-news
theagency
tientaiensis
tnpk
triode amplifier tube
tub size press
ulthuan
universal computer series
vegetative bud
Volga Germans