冷冻法

人口数量增长速度过快。给我们的生存环境带来哪些影响? Alice: Hello, I'm Alice Finn: And I'm Finn. Alice: And this is 6 Minute English! This week were talking about population growth and the effects it might have on the world.

发表于:2018-12-27 / 阅读(68) / 评论(0) 分类 一起听英语

If you are like many language students, you might have a problem with procrastination. Perhaps you are slow to do homework or study for a test. Maybe you do not like to study or you become distracted while studying. Whatever the case may be, learning

发表于:2019-01-02 / 阅读(358) / 评论(0) 分类 2017年VOA慢速英语(六)月

Alice: Hello, I'm AliceFinn: And I'm Finn.Alice: And this is 6 Minute English! This week were talking about populationgrowth and the effects it might have on the world. At the moment itsestimated that there are about 7 billion people on the planet. F

发表于:2019-01-07 / 阅读(76) / 评论(0) 分类 六分钟英语

a very interesting read about the rapid expansion of refrigeration in China: 关于中国制冷业的快速发展,有一个有趣的事实: It is not simply transforming how Chinese people grow, distribute and consume food. It also stands to beco

发表于:2019-01-21 / 阅读(113) / 评论(0) 分类 英语新闻

By Carol Pearson Washington 08 January 2008 New technology makes surgery safer, shortens recovery time and leaves no scars. Both physicians and patients are pleased with the results. VOA's Carol Pearson has more. Maria Viruet recently had her gallbla

发表于:2019-01-31 / 阅读(73) / 评论(0) 分类 VOA标准英语2008年(一月)

Vacationing on the island of Oahu, we were waiting in our tour bus for some stragglers to show up. A man, obviously not with our group, approached the bus and was about to board. How would our driver handle the situation, we wondered. Straight-faced,

发表于:2019-02-03 / 阅读(66) / 评论(0) 分类 趣味英语