[真空] 真空计管

useless 无用的,没有价值的 user 用户,使用者 usual 通常的,平常的 usually 通常 utility 效用,实用 utilise 实用 utilize 利用 utmost 极度的,极端的,极限 utter 完全的,彻底的说 vacant 空闲的,空缺的

发表于:2018-12-01 / 阅读(180) / 评论(0) 分类 大学英语四级词汇拼读版

[0:0]urban城市的 [0:32.7921]urge urgent utility utilize鼓励,激励 紧急的,急迫的 功用,效用 利用 [1:11.2978]utmost vacant vacuum vague极度的,最大的 未被占用的,空着的 真空 含糊的,模糊的 [1:52.9962]vain valid vanish variable徒劳的,无效的 有效的,

发表于:2018-12-05 / 阅读(205) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

She inspected the carpet for small items. She saw a paper clip and a rubber band. She picked them up. She put them into a little box on the kitchen counter. She plugged in the vacuum cleaner. She turned on the switch. The cat ran out of the room. She

发表于:2018-12-07 / 阅读(142) / 评论(0) 分类 原版英语小短文

Oliver went to Target to buy a new vacuum cleaner. The vacuum cleaners at Target cost $60 to $500. The expensive ones were too bulky and, of course, too expensive. He bought the cheapest one in the store: a Dirt Devil Vibe. Its label claimed that it

发表于:2018-12-11 / 阅读(157) / 评论(0) 分类 365个英语简短小故事

Module 4 The natural elements Unit 1 Electricity today [00:11.08]自然世界 今日电的作用 [00:22.15]Read,learn and think [00:25.47]Electricity is very important to us. [00:27.73]电对我们相当重要。 [00:29.99]I'm going to show a video.

发表于:2018-12-17 / 阅读(335) / 评论(0) 分类 上海牛津初中英语七年级

I am feeling pretty energetic when I finish my three cookies and decide to do a little cleaning. 吃完三块饼干后,我感到精力充沛,决定去打扫一下房间。 I take out a rag and start dusting the living room. 我拿出一块抹布,

发表于:2018-12-17 / 阅读(140) / 评论(0) 分类 ESL露西的一天

This is Scientific American 60-Second Science. I'm Cynthia Graber. This will just take a minute. The fridge is one of your home's biggest energy hogs. Better insulation can make refrigerators much more efficient. And a panel encasing a vacuum is one

发表于:2018-12-24 / 阅读(150) / 评论(0) 分类 Scientific American(五)月

No. 26 Can you help me wash the car? 第二十六课 你可以帮我洗车吗? Practice Listen and Repeat A 1. I use the carwash at the gas station. 我在加油站洗车房洗车。 2. She sprayed me with the hose. 她用水管溅了我一身。 C

发表于:2018-12-25 / 阅读(127) / 评论(0) 分类 快口说英语

I am feeling pretty energetic when I finish my three cookies and decide to do a little cleaning. 吃完三块饼干后,我感到精力充沛,决定去打扫一下房间。 I take out a rag and start dusting the living room. 我拿出一块抹布,

发表于:2018-12-28 / 阅读(106) / 评论(0) 分类 ESL露西的一天

India, Turkey and Israel are exploring a plan to use a new route to pipe and ship oil and gas to India. As Anjana Pasricha reports from New Delhi, the proposed pipeline will give energy-hungry India easier access to the vast oil and gas supplies of

发表于:2019-01-13 / 阅读(133) / 评论(0) 分类 VOA标准英语2008年(十一月)

By Margaret Besheer United Nations 24 September 2009 President Barack Obama addresses the United Nations General Assembly, New York, 23 Sep 2009 World leaders addressing the U.N. General Assembly underscored issues of domestic and international conc

发表于:2019-01-13 / 阅读(165) / 评论(0) 分类 VOA标准英语2009年(九月)

GadhafiLoyalistsFleeinConvoytoNiger Reports that a large convoy of Moammar Gadhafi's supporters has fled Libya for Niger have angered many in the Libyan capital. Citizens want to see their former leader and those around him facing justice at home. A

发表于:2019-01-13 / 阅读(253) / 评论(0) 分类 VOA标准英语2011年(九月)

Libya Faces Economic Challenges in Post-Gadhafi Era Moammar Gadhafi is dead, but Libyans still face many difficulties now that their long time leader is gone, including how to repair a battered economy. Before the uprisings, Libya produced roughly 1.

发表于:2019-01-14 / 阅读(170) / 评论(0) 分类 VOA标准英语2011年(十月)

白日梦 Pipe dream 知不知道烟斗怎么说?很简单,仅用一个pipe就可形容这种一头带有小吹嘴的管状抽烟用具。当然,谈起pipe(烟斗),免不了会想到19世纪提着烟袋吸食鸦片的烟鬼们。短语pip

发表于:2019-01-17 / 阅读(175) / 评论(0) 分类 英语口语

A: Honey, the house is such a mess! I need you to help me tidy up a bit. My boss and her husband are coming over for dinner and the house needs to be spotless! B: Im in the middle of something right now. Ill be there in a second. A: This cant wait! I

发表于:2019-01-22 / 阅读(131) / 评论(0) 分类 英语播客-EnglishPod

Pipe dream: 白日梦 知不知道烟斗怎么说?很简单,仅用一个pipe就可形容这种一头带有小吹嘴的管状抽烟用具。当然,谈起pipe(烟斗),免不了会想到19世纪提着烟袋吸食鸦片的烟鬼们。短语pi

发表于:2019-02-03 / 阅读(169) / 评论(0) 分类 英语口语

CAPE CANAVERAL Two American astronauts will venture outside the International Space Station Monday to stow a failed coolant pump and extend the outpost's Canadian railway. Wearing protective spacesuits in a deadly vacuum(真空) environment, Stephen

发表于:2019-02-05 / 阅读(189) / 评论(0) 分类 英语新闻

我们给大家介绍过两个以whistle这个字为主的习惯用语,今天我们还要给大家讲一个和whistle这个字有关的俗语:To whistle a different tune。 Different tune就是:不

发表于:2019-02-07 / 阅读(214) / 评论(0) 分类 美国习惯用语

A key stage in the construction of Gongbei tunnel, which will connect south China's Zhuhai city with Macau, has been completed. Pipe roofing has now been installed to reinforce the tunnel, in one of the largest construction projects in China. The Gon

发表于:2019-02-13 / 阅读(200) / 评论(0) 分类 cctv9英语新闻2015年

9.有客来访Who's there? 是谁呀? 1.Who's there? 谁在那里? 2.Who is it? 你是谁? 1.Unlock the door and let me in. 把门打开让我进去。 2.May Icome in? 我可以进来吗? 1.Ring the doorbell.请按门铃。 2.Please use the d

发表于:2019-02-27 / 阅读(216) / 评论(0) 分类 快口说英语
学英语单词
abridges
action in respect of loss or damage to goods
allium neopolitanums
American literature
antiart
Apostle Islands
Benzien
beta radiator
big bear
blind (flying) condition
body shot
brightworks
cab-tyre cable
cable head
call outs
capacity to enjoy rights and assuming obligations
central well
cetane-number improver
code theodolite
cohasset
coil of rope
collet closing tool
conon bridge
constitutional drought resistance
county palatines
crassitudes
Crucis
decision of bankruptcy
determination (roux 1905)
deu
Dick Tracy
DNA binding protein
echinocereuss
educational reform act
egoboo
English National Ballet
erysipelas ambulans
flax capsule
floor broker
Floyd production language
foot rill
frame distortion
grand mere
groundations
harowe
Hoengdo
hot as hell
human-resources department
instrument computer
Iodochloroxyquinoline
JH esterase
Katav-Ivanovsk
klallam
laden weight limit
mechanical losses
Meckel's rod
medical lighting
Mellingen
minus strand
Monte Carlo simulation
multinational marketing
noninvested
norlander
operationally
organic fiber reinforced composite
overseas taxation
paint materials not specifically mentioned
palmolive soap
pendom
phloraspin
puleyn
push button or pull box
raising oil
raw ore
reconnecting
reference radiation field
rifty
Ross feeder
ruhigira
rural water supply
schisandrins
senior securities
shoved around
single-acting refrigerant compressor
software definition
spandl
spring-loaded governor
steam-driven
Stylasterina
test switch
tetrapropoxy-silicane
to kiss up to
to someone's delight
trunk drainage ditch
underground interchange
unwronging
upgathering
vector parallel processor
vector quantizer
view dependent
wood fired boiler
Zaliznychne