分离效率;分离总效率

[00:15.60]Is Parking Permitted Here? [00:18.87]这里允许停车吗? [00:22.15]A. Is Parking permitted here? [00:25.04]这里允许停车吗? [00:27.92]B. Yes, it is.Thanks. [00:29.95]是的,允许。谢谢。 [00:31.97]A. Are people allowed t

发表于:2018-12-03 / 阅读(133) / 评论(0) 分类 快捷之路交际英语2

Studying for a big exam at school or a presentation at work, but don't forget to get a good night's sleep. Brain scientists report more evidence this week that sleep can improve your memory. Researche

发表于:2018-12-11 / 阅读(70) / 评论(0) 分类 万花筒2006年

《竞速灭绝》为《血色海湾》导演最新纪录片,科学家预测本世纪末将会有一半以上的物种从此消失,更进一步指出我们已经来到地球史上第六次大灭绝时刻,而人类正是引发第六次灭绝的因

发表于:2018-12-14 / 阅读(94) / 评论(0) 分类 英乐时空

A flie photo of pharmacy [File photo: Chinanews.com] A new medical reform program is officially underway in Beijing as of this Saturday, with expectations the policy changes will end up giving patients more healthcare options and more access to the m

发表于:2018-12-20 / 阅读(67) / 评论(0) 分类 2017CRI中国国际广播电台

Idiom: On hold 暂时不做,搁置一段时间 Hit the book: Remote Grid Incentive Apart from Drawback Efficiency Equator Tilt

发表于:2018-12-27 / 阅读(137) / 评论(0) 分类 趣味青春英语

This is Bob Smith from Channel 13 News. I'm at the scene of a miraculous rescue that occurred earlier today involving a fire, a 3-month-old baby, and the baby's dog, Lucky. Uh, the fire broke out at the three-story building behind me. Uh, unfortunate

发表于:2018-12-28 / 阅读(76) / 评论(0) 分类 听英文对话做选择

eat v.吃 echo n./v.回声,回响;共鸣 economic a.经济学的,经济(上)的 economical a.节省的;经济学的 economy n.经济;节约 edge n.边,边缘;刀口,刃 edit vt.编辑 edition n.版,版本 editor n.编者,编辑 ed

发表于:2018-12-30 / 阅读(114) / 评论(0) 分类 大学英语四级词汇拼读版

An audio recording was published Monday that appears to capture the voices of young children crying out for the parents at a U.S. immigration detention center. The audio file was first published by the nonprofit news group ProPublica. The recording a

发表于:2019-01-03 / 阅读(69) / 评论(0) 分类 2018年VOA慢速英语(六)月

坚持不懈,直到成功。 我们每天的奋斗就像对参天大树的一次砍击,头几刀可能了无痕迹。每一击看似微不足道,然而,累积起来,巨树终会倒下。这恰

发表于:2019-01-03 / 阅读(139) / 评论(0) 分类 四六级词汇与结构练习

The fine-furniture store where I work has been in business since the 1920s.Recently I received a call from a woman who wanted to replace some chairs from a dining set purchased from us in the 1930s.I

发表于:2019-01-03 / 阅读(82) / 评论(0) 分类 英汉幽默故事选读

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? When a healthy rat smells a cat, it flees. But rats infected with the Toxoplasma brain parasite actually follow cat odors, often presumably to their doom, red in tooth a

发表于:2019-01-08 / 阅读(113) / 评论(0) 分类 Scientific American(八)月

Agriculture Report - Improving 'Feed Efficiency' in Cattle 农业报道 - 提高牛的饲养效率 From VOA Learning English, this is the Agriculture Report in Special English. 这里是美国之音慢速英语农业报道。 Animal feed is the bigge

发表于:2019-01-12 / 阅读(101) / 评论(0) 分类 2012年VOA慢速英语(十一)月

MARY LOUISE KELLY, HOST: The Department of Homeland Security is defending the Trump administration's tough stance on immigration. Kirstjen Nielsen says her agency is simply enforcing laws already on the books, and she is responding to critics who say

发表于:2019-01-16 / 阅读(67) / 评论(0) 分类 2018年NPR美国国家公共电台5月

RACHEL MARTIN, HOST: General John Kelly is at the center of what is arguably the most turbulent presidential administration in modern times. A decorated four-star Marine Corps general with four decades in the service, he serves as chief of staff in t

发表于:2019-01-16 / 阅读(98) / 评论(0) 分类 2018年NPR美国国家公共电台5月

AUDIE CORNISH, HOST: Protesters are gathering in more than two dozen cities across the country to condemn the practice of separating immigrant parents and children at the southern border. At least 600 children were taken from their parents last month

发表于:2019-01-17 / 阅读(57) / 评论(0) 分类 2018年NPR美国国家公共电台6月

At the same time, methanogens can use hydrogen and carbon dioxide produced by other bacteria to generate methane, 同时,产甲烷菌可以使用其他细菌产出的氢和二氧化碳以生成甲烷, which can reduce the total volume of gas by u

发表于:2019-01-17 / 阅读(88) / 评论(0) 分类 TED演讲教育篇

I was on a three-month road trip this summer. 今年夏天我度了三个月的假。 It was something that I've been dreaming about doing my whole life, 这是我一生梦寐以求的东西, just driving around the U.S. and Canada and just figurin

发表于:2019-01-18 / 阅读(72) / 评论(0) 分类 TED演讲教育篇

By Mike O'Sullivan Los Angeles 16 November 2007 Auto makers who are showcasing their latest models at the Los Angeles auto show are expanding product lines in the hope of staying competitive in a changing market. Mike O'Sullivan reports, carmakers fr

发表于:2019-02-06 / 阅读(114) / 评论(0) 分类 VOA常速英语2007年(十一月)

Some people prefer to get up early in the morning to start the day's work; while other people like to get up later in the day to work until late at night. Which option do you prefer? I would choose to get up early in the morning. This view is based o

发表于:2019-02-19 / 阅读(46) / 评论(0) 分类 托福英语

Back to basics 节能以人为本 Energy efficiency is not very flashy. That may be a selling point 能源增效并不那么高高在上,也许它还是个卖点。 Hope those are energy-saving bulbs 希望大家都使节能灯泡 WHEN Richard Sanc

发表于:2019-02-24 / 阅读(135) / 评论(0) 分类 经济学人综合
学英语单词
Abelmoschus moschatus
abiatrophy
anti-coalition
Asian-Pacific Council
bedfellow
bimeasurable
biodiplomatic
bounce an idea off someone
Broca's pouch
brown factice
bunker hills
calcium thioglycollate
cannoneering
cereal transport machine
charmante
child care and development fund (ccdf)
chronic hypertrophic gastritis
clerotilia formosana
closed plane domain
color mixing room
compiler loc alamos scientific laboratories
conventional encryption
dextr-
dogons
Dusheti
egg bank
entocranium
farthead
fixed function
foliated manifold
fore-gear
forging and stamping
fuel-air ratio control
geoarchaeologist
glandular foot
heat transfer property
hematoncus
high-content
hyperbeta-lipoproteinemia
inverse relations
jack-in-the-pulpits
JPEG - Joint Photographic Experts Group
lambda swelling
Lapis Micae Aureus
lattice translations
lavishers
line-field
Louisa May Alcott
luminance amplifier
mal de raquette
Matsuo Basho
midsleep
milling machines
mine ventilation system
minor radius
month of delivery
necrosis forceps
Neolitsea howii
Network Load Balancing
nibbleat
non-availability
non-linear amplifier
numskulled
oil-field structure
one way sequence valve
Operating concessions
party spirits
personalVascularLaboratory
phenylsulfonyl
Phocanema
Pinarejo
plate distortion
plate-girder joist
Radix Platycodi
red borer
reiten
relief crank
robusts
shore line of emergence
shut your trap!
single pulse device
smugglers
sonic flow
special-projects
stainless steel honeycomb panel
subvalent
sucking finger
tentative specifications
tetranitride
the zhangs
transmission energy converter
tyre fabric
unalterably
unhazarded
unpreventive
us mart
wake a snake
water turbidity
wayna
womanisms
Zamogil'ye