So we know that moving to the USA is sufficient to cause a dramatic change in your microbiome, probably not for the better. 因此我们得出结论,移居到美国生活后,会造成体内微生物群发生巨大改变,很可能不是在变好。

发表于:2018-12-05 / 阅读(55) / 评论(0) 分类 TED演讲科学篇

Economics Report - President Obama Presses Congress on Student Loan Interest This is the VOA Special English Economics Report. Student loans and the interest millions of Americans pay on them have been getting a lot of attention recently. Student loa

发表于:2018-12-07 / 阅读(59) / 评论(0) 分类 2012年VOA慢速英语(四)月

Economics Report - Microcredit Is Expanding to New Products for the Poor This is the VOA Special English Economics Report. Modern microfinance started with economist Muhammad Yunus. In the nineteen seventies, he started what became the Grameen Bank i

发表于:2018-12-16 / 阅读(46) / 评论(0) 分类 2012年VOA慢速英语(三)月

一个英语单词可分为三部分:前缀(prefix)词根(root)后缀(suffix)。位于词根前面的部分就是前缀。前缀,可以改变单词的意思。 macro- 表示大的,宏观的 macroeconomics = macro + economics(经济学

发表于:2018-12-19 / 阅读(69) / 评论(0) 分类 英语PK台

China's growing number of microbloggers who expose power-abusing officials are becoming a force to be reckoned with. Public voices are getting louder in the age of the microblog. Independent journalist Ji Xuguang is credited with bringing down Lei Zh

发表于:2018-12-19 / 阅读(61) / 评论(0) 分类 英闻天下

A prestigious Chinese university has recently released a report, assessing the public service capacity of 19 municipal governments across China. The government of southern China's Guangzhou city ranks top of the list. The result has aroused controver

发表于:2018-12-19 / 阅读(87) / 评论(0) 分类 世界各地新闻集锦

Ladybugs love to snack and feast on other pests, so people began importing in Asian species called hollyqueen ladybugs as natural pest control. But in their new environments the hollyqueens wiped out native ladybugs and they have their parasites to t

发表于:2018-12-24 / 阅读(72) / 评论(0) 分类 Scientific American(五)月

Greenpeace: Plastic, Chemical Pollution Widespread in Antarctica The non-governmental environmental group Greenpeace reports that plastic and chemical pollution is often found in snow and seawater collected by researchers in Antarctica. Greenpeace sa

发表于:2019-01-03 / 阅读(34) / 评论(0) 分类 2018年VOA慢速英语(六)月

AGRICULTURE REPORT - Using Water to Produce Electricity By Gary Garriott Broadcast: Tuesday, May 04, 2004 This is the VOA Special English Agriculture Report. The power of flowing water can be used to

发表于:2019-01-04 / 阅读(128) / 评论(0) 分类 农业与发展

DEVELOPMENT REPORT - Village Phones in Uganda By Jill Moss Broadcast: Monday, February 02, 2004 This is Robert Cohen with the VOA Special English Development Report. A program in Uganda aims to provid

发表于:2019-01-07 / 阅读(60) / 评论(0) 分类 农业与发展

We're watching a trend here in America and around the crowded world. People ready to live in houses only a couple of feet wide, ABC's Nick Wart shows us life inside the microhome of the future. Sick and tired of your cramped quarters, stretch out and

发表于:2019-01-07 / 阅读(47) / 评论(0) 分类 万花筒2012年

[00:-1.00]Walkabout Headphones [00:-2.00]These fantastic headphones from Philips have no wires cables. [00:-3.00]You can listen to your stereo while you are walking round the house or garden! [00:-4.00]You can listen to relaxing music in the bath! [0

发表于:2019-01-10 / 阅读(184) / 评论(0) 分类 高中英语北京必修模块

He leaves at a time of major changes in the computer industry. But over 90 percent of the world's one billion personal computers still use the Windows operating system. Transcript of radio broadcast: 03 July 2008 This is the VOA Special English Econ

发表于:2019-01-11 / 阅读(72) / 评论(0) 分类 VOA慢速英语2008年(七)月

This is the VOA Special English Health Report. Many people have low iron in their blood. But pregnant women need extra iron for their own health and their baby's health. Iron is important to the development of a baby's brain and central nervous syste

发表于:2019-01-11 / 阅读(89) / 评论(0) 分类 2011年VOA慢速英语(一)月

Economics Report - Microsavings Could Mean Big Gains for the Worlds Poor 经济报道 - 小额储蓄大收益 This is the VOA Special English Economics Report. 这里是美国之音慢速英语经济报道。 When it comes to savings, no amount is to

发表于:2019-01-12 / 阅读(92) / 评论(0) 分类 2011年VOA慢速英语(十一)月

China's growing number of microbloggers who expose power-abusing officials are becoming a force to be reckoned with. Public voices are getting louder in the age of the microblog. Independent journalist Ji Xuguang is credited with bringing down Lei Zh

发表于:2019-01-19 / 阅读(51) / 评论(0) 分类 英闻天下

This is scientific American 60 seconds science. I am, got a minute? Everywhere you go, the trillions of microbs is in you got go to. That is a compllicating sort, because according to a new study a more diverse population of testnal bacteria is links

发表于:2019-01-20 / 阅读(52) / 评论(0) 分类 Scientific American(九)月

China successfully launched its first microgravity satellite, the SJ-10, at the Jiuquan Satellite Launch Center in Gansu province Wednesday at 1:38 am. 周三凌晨1时38分,我国首颗微重力科学实验卫星实践十号在甘肃酒泉卫星发射

发表于:2019-02-03 / 阅读(52) / 评论(0) 分类 英语新闻

Chinas twitter-like information sharing and social contact platform, Weibo has seen a surge in popularity. But now it is facing a competitor. The battle among Chinas social networks is heating up. It turns out that when it comes to instant messaging

发表于:2019-02-04 / 阅读(70) / 评论(0) 分类 英语新闻视频

Voice 1 Welcome to Spotlight. Im Liz Waid. Voice 2 And Im Joshua Leo. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 It has been a long day. You have wor

发表于:2019-02-21 / 阅读(80) / 评论(0) 分类 环球英语 Spotlight