音标:[,ri:pɔlimәrizә'biliti] ;
(活聚体) 再聚性 (指活聚体具有生成高聚体的能力)

Kaylee: do you want to go out for dinner tonight? Nathan: sure. Have you got anywhere in mind? K: I'm starving, so maybe we could go somewhere with large portions. N: that Italian restaurant in the city centre always has large portions. Do you want t

发表于:2018-11-30 / 阅读(240) / 评论(0) 分类 生活英语情景口语

Lesson 21 Should People Be Promoted according to Ability? Text Flattering the Boss Gets You Everywhere In the world of work, flattery will get you everywhere. Employees who flatter their bosses tend to receive better evaluations and move more easily

发表于:2018-12-02 / 阅读(552) / 评论(0) 分类 高级口语教程

Following the historic summit between President Donald Trump and North Korean Chairman Kim Jong-un, Secretary of State Mike Pompeo met with the foreign ministers of South Korea, Japan, and later China to brief them on the way forward with North Korea

发表于:2018-12-08 / 阅读(113) / 评论(0) 分类 VOA标准英语2018年(六月)

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Are your car bumpers riddled with scars from encounters with tight parking spaces? Did the furniture movers scratch your floor? Wouldn't it be great if t

发表于:2018-12-24 / 阅读(129) / 评论(0) 分类 Scientific American(四)月

This is Scientific American's 60-Second Science. Im Cynthia Graber. This will just take a minute. Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because

发表于:2018-12-24 / 阅读(158) / 评论(0) 分类 Scientific American(三)月

Most of us blink without thinking. But people whove sustained strokes or combat injuries can lose their ability to blink. Which is important for lubricating and cleaning the eye. Surgery is an optiona small piece of muscle transplanted from the leg c

发表于:2018-12-24 / 阅读(137) / 评论(0) 分类 Scientific American(一)月

能力 Ability 询问能否 Asking about Ability Are you in any good? Are you in any good at ... ? Are you clever at ... ? Can you ? Are you capable of ... ? Are you able to ... ? Do you think you can .... ? Think you can ? Do you reckon you could ? Do yo

发表于:2018-12-26 / 阅读(168) / 评论(0) 分类 交流方式的多种表达

Senior Citizens Day is on August the 21st. It is a day to celebrate the worlds older people. Their number is increasing rapidly every year. In 1950 there were 200 million people over 60 years old. That number nearly tripled to 600 million in 2000. Ex

发表于:2018-12-29 / 阅读(155) / 评论(0) 分类 英语课程学习计划和讲义

Pizza Hut is one of the worlds best-known pizza restaurants. It was founded in 1958 in Kansas, USA, by brothers Dan and Frank Carney. Twenty years later, it was bought by Pepsico. Pizza Hut offers dine-in, takeaway and home delivery options in nearly

发表于:2019-01-01 / 阅读(143) / 评论(0) 分类 各大品牌英文介绍

Daddy, lets order a pizza, Billy said. That sounds like a good idea, said his dad. They looked at a menu they had at home. What kind do you want? his dad asked. Billy wanted a large pizza. He wanted a pizza with four toppings. He wanted cheese, peppe

发表于:2019-01-02 / 阅读(158) / 评论(0) 分类 简单慢速英语阅读

Lowering the Ceiling on Roof Energy Losses Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because traditional black asphalt roofs heat up in summer and s

发表于:2019-01-02 / 阅读(141) / 评论(0) 分类 60秒科学

A South Korean official says North Koreas leader commented that he is committed to denuclearization of the Korean Peninsula. National security advisor Chung Eui-yong also said that the leaders of North and South Korea are to meet in the capital of No

发表于:2019-01-03 / 阅读(155) / 评论(0) 分类 2018年VOA慢速英语(九)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute?. [Spray sound.] Killing bugs? No. [Spray sound.] Deodorizing the bathroom? No. [Spray sound.] Checking for explosives, yes. Because chemists at the University of Califor

发表于:2019-01-08 / 阅读(179) / 评论(0) 分类 Scientific American(九)月

Patients undergoing coronary bypass surgery need implants of new, healthy blood vessels. So do those who receive repeated hemodialysis due to kidney failure. The best option is to use the patient's own veins or arteries, but thousands of patients don

发表于:2019-01-08 / 阅读(146) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene

发表于:2019-01-08 / 阅读(199) / 评论(0) 分类 Scientific American(四)月

Steve: Hi, this is Steve. I'd like to talk about pizza. Pizza is my favorite food. I like it because you can have pizza every day and it can be different each time. My favorite toppings on pizza are pepperoni, mushrooms, basil, garlic. I like lots of

发表于:2019-01-08 / 阅读(123) / 评论(0) 分类 原版英语对话1000个

A: My name is Mary, and I will be your waitress tonight. B: Thank you, Mary. We have been looking forward to trying out this restaurant. A: Before your main course, would you like to order an appetizer? B: Sure, that sounds great. Where are your appe

发表于:2019-01-11 / 阅读(141) / 评论(0) 分类 英语情景对话-餐厅

Research Breakthrough for Biodegradable Tires? 研究人员研发完全可降解轮胎 Researchers say they have created a new synthetic rubber that could be used to make biodegradable tires. A team at Texas AM Universitys campus in the Gulf nation o

发表于:2019-01-12 / 阅读(108) / 评论(0) 分类 2016年VOA慢速英语(九)月

'Smart' Bandages Could Heal Wounds More Quickly 智能绷带有助更快治愈伤口 Simple bandages are usually seen as the first line of attack in healing small to moderate wounds and burns. But scientists say new synthetic materials with embedded

发表于:2019-01-14 / 阅读(209) / 评论(0) 分类 VOA标准英语2016年(二月)

Khizr Khan Says He Would Live This Week A 'Hundred Million Times' Over KELLY MCEVERS, HOST: Khizr Khan can't go anywhere without being noticed. People hold doors for him, cry when they see him, even jump out of cars to hug him. He became known around

发表于:2019-02-13 / 阅读(269) / 评论(0) 分类 2016年NPR美国国家公共电台8月
学英语单词
adaptive variation
alternative to probability sampling
Angelica decursiva
anourn
anti-corrosive agent
Ashbourne
assets income
at interval
bad endorf
bar chair
bedford-stuyvesant
BSD licenses
calamagrostis arundinacea roth.
call him out
casmurro
cedar-tree laccolith
Chalky Inlet
charlottes russes
Cherëmukha
Clark's butter
clientelisms
colleages
complementary series
compound vibrating feeder
compressed air hammer drill
computed value
contracting-band brake
control jet
conversion resolution
culinary
declaration on
detrivores
digital exhaust
dinmont
disannullers
dismasks
diversified investment company
downconverter
electroanaesthesia
electrode mast
element nand
emophyte
envelope-threshold detection
ex-vaccine
extravehicular activity (eva)
facing cow in
Februarye
Ficus maclellandii
filter holder
fishscope
full-plans
gardenish
gearbox torque
genus Centropomus
glynde
goodwives
ground clearances
haelth
interrupt mask bit
jolly hockey sticks
koya
Maritime Evidence
maximal Abelian extension
mechanics parameter
mendeleyevs
menna
Merleau-Ponty, Maurice
Moran
mycoxanthin
narrow mouth reagent bottle
Neolabrus
newsrc
pathwayz
pediadontology
percale sheeting fabric
phonology
plan shear indicator (psi)
Podrezchikha
protectories
pyocyanic
pyramidal tracts
r?ntgen-equivalent-man (rem)
rectangular space coordinates
sate
secondary carcinoma of liver
Serinus
shinning thread
silveri
skill-oriented
sodium hypophosphate
sool
step-characteristic
sur-sharp
swabbing pressure
swamp cooler
testing card
Tetrastigma pachyphyllum
text-only
the opponent
thylacium
two-egg
unrestored television receiver