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Hardening the roads helps to save energy硬化道路有助于减排刘立军供稿TRANSCRIPTThis is Scientific American's 60-second Science, I'm Christopher Intagliata.When you walk on a sandy beach, it takes more energy than s...

发布时间：2021-07-08

音频资源练习 | 宇航员

Astronauts宇航员燕山大学刘立军供稿TRANSCRIPTAs more companies start selling tickets to travel into space, people are asking: Who gets to call themselves an astronaut?It is no longer an easy question to answer. ...

发布时间：2021-06-30

音频资源练习 | 误导地区性情感分析的3个单词

Three words that mislead regional sentiment analysis误导地区性情感分析的3个单词燕山大学刘立军供稿TRANSCRIPTThis is Scientific American's 60-second Science. I'm Karen Hopkin.You can tell a lot about people's general state...

发布时间：2021-06-16

音频资源练习 | 印度单日新增新冠肺炎死亡人数首破4千

India recorded for the first time more than 4,000 coronavirusdeaths in one day 印度单日新增新冠肺炎死亡人数首破4千燕山大学刘立军供稿TRANSCRIPTBBC News. Hello, I'm Tom Watts. India has recorded for the first time more than 4,...

发布时间：2021-06-10

音频资源练习 | 美国总统拜登贺完成疫苗接种2亿剂

Joe Biden celebratedthe delivery of 200 million vaccinationsin the US美国总统拜登贺完成疫苗接种2亿剂燕山大学刘立军供稿TRANSCRIPTThis is AP News Minute.President Joe Biden is toutinga new milestone in the country's effort t...

发布时间：2021-06-10

音频资源练习 | 罗格斯大学要求学生秋季返校前需全部接种疫苗

Rutegers University requires all students to be vaccinated before this Fall semester罗格斯大学要求学生秋季返校前需全部接种疫苗燕山大学刘立军供稿TRANSCRIPTThis Fall Rutgers University says it will require its students to be vaccina...

发布时间：2021-06-10

音频资源练习 | 白宫拨款振兴因疫情受创餐饮业

The White House announced a program to help restaurantslost business during the pandemic白宫拨款振兴因疫情受创餐饮业燕山大学刘立军供稿TRANSCRIPTThis is AP News Minute.New Education Department numbers show 54% of US elemen...

发布时间：2021-06-10

音频资源练习 | 美国新生儿数量创40余年新低

US Births Drop to Lowest Level in More than 40 Years美国新生儿数量创40余年新低燕山大学刘立军供稿TRANSCRIPTU.S. health officials say the nation's birth rate in 2020 fell to its lowest level in more than 40 years.The rate...

发布时间：2021-06-09

音频资源练习 | 苗条基因

Skinny Genes苗条基因燕山大学刘立军供稿TRANSCRIPTThis is Scientific American's 60-second Science. I'm Karen Hopkin.Do you have skinny genes? And I'm not talking about the pants you wore in college but can't fit i...

发布时间：2021-06-01

音频资源练习 | 卫星显示全球冰川正以惊人速度融化

Satellites show the world's glaciers melting faster than ever卫星显示全球冰川正以惊人速度融化燕山大学刘立军供稿TRANSCRIPTSatellites show the world's glaciersare melting faster than ever. AP's Shelley Adler has the details. ...

发布时间：2021-05-25

音频资源练习 | 拜登政府认为学校复课前景不容乐观

Anew Biden Administration survey finds thatthe prospect of schools reopening is grim拜登政府认为学校复课前景不容乐观燕山大学刘立军供稿TRANSCRIPTThis is AP News Minute.A new Biden Administration survey finds that even though...

发布时间：2021-05-20

音频资源练习 | 23国领导人支持突发卫生事件条约

Leaders of 23 countries supported an idea to create an internationaltreatyfor health emergencies23国领导人支持突发卫生事件条约燕山大学刘立军供稿TRANSCRIPTLeaders of 23 countries and the World Health Organization (WHO) on ...

发布时间：2021-05-20

音频资源练习 | 德国暂停为60岁以下人群接种阿斯利康疫苗

German suspendthe use of the AstraZeneca coronavirus vaccine for the under-60s德国暂停为60岁以下人群接种阿斯利康疫苗燕山大学刘立军供稿TRANSCRIPTThe German Chancellor Angela Merkel has agreed to suspendthe use of the AstraZeneca...

发布时间：2021-05-20

音频资源练习 | 美国党派之间关于接种新冠肺炎疫苗问题出现巨大差距

COVID-19 vaccines face a bigpartisangap in the US美国党派之间关于接种新冠肺炎疫苗问题出现巨大差距燕山大学刘立军供稿TRANSCRIPTThis is AP News Minute.COVID-19 vaccines face a big partisangap, according to a new Associated Press-NORC ...

发布时间：2021-05-20

音频资源练习 | 冠状病毒相关的错误信息会产生严重后果

Misinformation about coronavirus can have serious consequences冠状病毒相关的错误信息会产生严重后果燕山大学刘立军供稿TRANSCRIPTThis is Scientific American's 60-second Science, I'm Steve Mirsky."You know, the other day we had a...

发布时间：2021-05-20

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