un. 真空密闭容器;真空密封容器

[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(209) / 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(146) / 评论(0) 分类 原版英语小短文

This is the VOA Special English Development Report. There are different ways to store fish. Two ways to keep fish for future use are canning and freezing. Two other methods are drying and smoking. Today we have the first of two reports describing, st

发表于:2018-12-07 / 阅读(124) / 评论(0) 分类 2010年VOA慢速英语(八)月

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(161) / 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(338) / 评论(0) 分类 上海牛津初中英语七年级

A Chinese-made self-driving container straddle carrier, said to be the first of its kind in the world, is now undergoing testing at a port in Shanghai, reports China Central Television. A container straddle carrier is a freight carrying vehicle that

发表于:2018-12-24 / 阅读(162) / 评论(0) 分类 2018CRI中国国际广播电台

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(153) / 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(128) / 评论(0) 分类 快口说英语

[00:17.11]Have you ever thought about what you would save from today to show to people in the future? [00:24.19]Some people are thinking about it. [00:27.35]They are involved in a project to save objects in a container that is not to be opened until

发表于:2018-12-26 / 阅读(183) / 评论(0) 分类 美国英语听力80篇

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(108) / 评论(0) 分类 ESL露西的一天

She loved MM candy. She went to the MM store in New York City. The store has three floors. Each floor has many MM items. There are MM coffee cups. There are MM pillows. There are MM T-shirts. She bought an MM snack container. She bought a pound of re

发表于:2019-01-02 / 阅读(157) / 评论(0) 分类 简单慢速英语阅读

Tight-lipped Tight with someone 今天我们再给大家讲解两个以 tight 这个字为主的习惯用语。我们要先给大家介绍一个你们经常会用到的一个字,那就是: tight-lippe

发表于:2019-01-11 / 阅读(179) / 评论(0) 分类 美国习惯用语

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(134) / 评论(0) 分类 英语播客-EnglishPod

To run a tight ship To sit tight 今天我们要给大家介绍的两个习惯用语里一个关键的字就是: Tight. Tight 就是「紧」的意思。这个字有的时候具有好的含义,但也有

发表于:2019-01-30 / 阅读(218) / 评论(0) 分类 美国习惯用语

By Kane Farabaugh New York City 11 May 2007 watch Container Security report Security at container ports in the United States has been a major concern since the terrorist attacks in 2001. Bipartisan support in the U.S. Congress increased funding for

发表于:2019-01-31 / 阅读(187) / 评论(0) 分类 2007年VOA标准英语(五月)

In recent years China has seen a growing interest in small and medium sized enterprises, with many people from various walks of life taking up an entrepreneurial career path. Despite this booming industry and start-up culture, obstacles and hurdles c

发表于:2019-02-05 / 阅读(145) / 评论(0) 分类 cctv9英语新闻2017年

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(192) / 评论(0) 分类 英语新闻

Sleep tight:(晚上) 睡个好觉! 不知从何时起,Good night(晚安)竟成了情侣们晚睡前开心入眠的安心丸。不过,也有朋友说,睡个好觉更中国化、更比晚安来得亲切。呵!有点较真儿抠字眼了

发表于:2019-02-17 / 阅读(123) / 评论(0) 分类 实用英语

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(221) / 评论(0) 分类 快口说英语

Whats A Good Insulator? How about air? Air is, in fact, a pretty good insulator, which is why styrofoam keeps things hot. Its full of air. But even better than that would be a vacuum. Because theres nothing in it to heat up, heat cant conduct through

发表于:2019-03-06 / 阅读(175) / 评论(0) 分类 英语时差8,16
学英语单词
aerometric network
alignment bearing
ampere hour
applicants
area of coverage
armored searobin
autoreply
belt leakage flux
blowflies
boundary solution method
cavitation point
Chehardeh
cochlearifolia
Cock-Rock
coldspring
cylinder speed
deanshanger
denduite
dichotomist
dioscoreasapotoxin
diurnal cooling
double Haas planer
ectodynamorphic soil
end-finish
epifocus
excess and defficiency
expected recurrence time
fibrae pontis profundae
fueling battery
gran torino
gridded
heat up something
hot music
hypertext system
I-profile
inertia decision
inflation-busting
internym
ion of radiation
jelly-like precipitate
jose
khan az zabib
Korgom
Laboratory Schools of the University of Iowa
lastrow
leadcovering
lernaeopodids
liquidi
lodgeing
macchia
Makioka
metallics spiral core wire rope
molecular heat conductivity
mowett
mtara
natrium iodohippuricum
nonlinear economics
norm topology
numerical keyboard device
on one's hands
oneon-one
outcalls
overassessment
partially ionized plasma
patholopolis
pellet stoves
photomacrograph
polymerize
port engine stop!
process computer rwm
propellant additive
PROTEINSUCCINYLATE
pseudohypersthene (diallage)
public release
reactive depressions
Real Estate Investment Trust
rejuvenalia
religious service
reversal of phase sequence
Sacked Friar
salt something away
scenedesmus dispar costato-granulatus
Schnabel
Smith Inlet
spark-excited spectrum
spherical metric
sucrose yield
Teddy-boyish
television frequency stabilized power source
temperature-pressure curve
the implications
Tilos, Nisos
transaction processing system (tps)
transponent
tympanic scala
unfragmented
Union Valley Res.
virginium
whealy
windage losses
woollier
work of expansion