单词：mull technique
单词：mull technique 相关文章
生化学家 Kary Mullis 和大家谈现代科学的基础：实验科学。通过分享十七世纪的故事和他小时候在后院玩火箭的个人经历，Mullis分享了各行业科学研究所共有的不断求知的好奇心和热情，以及科
TED公开课:头脑游戏
Transcript This is Scientific American's 60-Second Science, I am Cynthia Graber.This will just take a minute. Physicists at the Brookhaven National Laboratory have been able to send information ahead of particle beams racing at nearly the speed of li
Scientific American(二)月
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
2017年VOA慢速英语(六)月
By Mary Morningstar Washington 28 May 2006 Many musicians have used their celebrity to bring attention to the ongoing needs of Hurricane Katrina victims in the southeastern United States. Folk-rock singer Shawn Mullins has a personal connection to N
2006年VOA标准英语（五月）
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
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,
趣味英语