英语听力文摘 English Digest 664 白金为何是白色的

What Makes White Gold White? Many people associate the metal gold with the color gold. But, some gold jewelry is not golden at all: its white. 图片1 Golden Color Gold is one of the heaviest and softest metals. Pure gold, called 24-carat gold, is so

VOA慢速英语2013 Is His Name Santa Claus, Saint Nicholas, Kris Kringle or Pelznickel? Who Cares, So Long As He Brings Gifts!

Is His Name Santa Claus, Saint Nicholas, Kris Kringle or Pelznickel? Who Cares, So Long As He Brings Gifts! Now, the VOA Special English program Words and Their Stories. Santa Claus is someone who will remain in the hearts of children forever. He is

美国俚语:nickel-and-dime 零打碎敲地长期消耗

dime是值十美分的硬币。 dime的价值虽然是nickel的两倍， 但是dime也只是一枚很小的硬币，而且dime跟 nickel相比是既小又薄，原因是过去曾经用比镍贵重得多的银子来铸造dime。 Nickel-and-dime既可以

VOA常速英语2015--德国科学家发明新的仿生手

'Metal Muscles' Flex a New Bionic Hand 德国科学家发明新的仿生手 Artificial limbs, including the most complex of them the human hand are getting more life-like and useful due to constant advances in tiny hydraulic, pneumatic and electric m

2007年NPR美国国家公共电台四月-In 'Nickel's Chicago,' a Lost City's Lost

Historic preservationists are often passionate in their zeal to keep the wrecking ball from beloved buildings. One man even died in the process. Richard Nickel spent years with his camera, documenting and arguing against the demolition of buildings

英文书摘精选 What Makes White Gold White?白金为何是白色的?

Many people associate the metal gold with the color gold. But, some gold jewelry is not golden at all: its white. 很多人都认为金子就应该是金色。但一些黄金首饰的颜色并不是金色，而是白色。 Golden Color 金色 Gold is

名人励志英语演讲 第48期:我们选择登月(9)

That budget now stands at $5,400 million a yeara staggering sum, though somewhat less than we pay for cigarettes and cigars every year. Space expenditures will soon rise some more, from 40 cents per person per week to more than 50 cents a week for ev

英语听力文摘 English Digest 620、白金为何是白色的？

What Makes White Gold White? Many people associate the metal gold with the color gold. But, some gold jewelry is not golden at all: its white. Golden Color Gold is one of the heaviest and softest metals. Pure gold, called 24-carat gold, is so soft th

英文简历常用短语

个人情况： Name: ******** Sex: Male/Female Date of birth:June 2,1975 Address: ***** Marital Status: Single/Married Post Code: 100001 Height: 1.70M Weight: 50 kg Health: Excellent E-mail Address:

美国俚语:Nickel and Dime Someone什么意思?

一个客户在电话线上和我就一笔生意讨价还价，硬要在我的报价上要砍掉一角钱，当时我和他据理力争，他说：I'm not trying to nickel and dime you. 我当时就冲口回答：I don't need your nickel and dime.（我

美国习惯用语:302 nickel and dime; on a dime

我们上一次讲了由penny 也就是分币组成的几个习惯用语。美国人用的硬币除了penny还有好几种。例如，价值比penny高一点儿的有五分和一毛的硬币。它们是: nickel and dime。不论Nickel还是dime都是零

VOA慢速英语2016 铜能杀死细菌和病毒

Copper Metal Kills Viruses on Contact 铜能杀死细菌和病毒 Even in the world of medicine, what is old is new again. 医药界也刮起了复古风。 Thousands of years ago, Egyptians used it to sterilize drinking water. Ancient Romans, Aztecs

VOA标准英语2010年-Regrowing Worn Joints Using Patient St

Various stages of cartilage growth on scaffold. The final image on the right shows naturally forming cartilage for comparison. These replacement joints can be made of combinations of metal alloys, plastic and ceramic, but new research shows that it m

英美人天天都在说的4000句 96:if i had a nickel for..

[00:00]P：This is Mary Ellen Jenkins. So, Mike, how do you and Joey know each other anyway? [00:05]M：How do I and Joey know each other? Wow, if I had a nickel for every time somebody has asked me that. [00:11]J：From school. [00:12]M：Yeah, we m

英语俚语天天说 第47期:只涉小钱的,微不足道的 Nickel-and-dime

介绍: NICKLE N I C K LE 镍 是美元中五分钱的硬币 Dime D I M E是美元中十分钱的铸币 dime是值十美分的硬币。 dime的价值虽然是nickel的两倍， 但是dime也只是一枚很小的硬币，而且dime跟 nickel相比是既

英语听力：自然百科 金星和水星旅行指南 Venus and Mercury-16

Congratulations, you've arrived on the hottest surface in the solar system. Here, the official temperature is eight hundred seventy degrees Fahrenheit. Day or night, equator or pole, the searing heat never varies more than a few degrees, and thats wh

英语小达人 284 Nickel or Dime?

Nickel or Dime? 5分钱还是10分钱？ Little Johnny used to hang out at the local corner store. The owner didn't know what Johnny's problem was, but the older boys would constantly tease him. 小约翰尼过去常在街角的商店附近闲逛。店

双语有声阅读：镍钛合金

Nitinol Nitinol is one of the most extraordinary metals to be discovered this century: A simple alloy of nickel and titanium, nitinol has some perplexing properties. A metal with a memory, it can be made to remember any shape into which it is fashion

安赛乐米塔尔将发布新型高强度汽车用钢

ArcelorMittal will launch a new high-strength automotive steel later this year, throwing down the gauntlet to its rivals in the race to make cars lighter. 安赛乐米塔尔(ArcelorMittal)将于今年晚些时候发布一款新型高强度汽车用钢，

美国研究生入学考试难句解读-12

Calculationsofthedensityofalloys basedonBernal-typemodelsofthe alloysmetalcomponentagreedfairly wellwiththeexperimentallydetermined valuesfrommeasurementsonalloys (55)consistingofanoblemetaltogether wi