单词：
单词： 相关文章
Researchers say a pill could soon send radio signals from inside your stomach to help doctors recognize signs of disease. Scientists have developed a small pill for patients to swallow. It mixes synthetic biology and electronics to find bleeding in t
2018年VOA慢速英语(六)月
Illicitly used Synthetic drugs are chemically produced psychoactive substances that mimic the effects of illegal narcotics, which have been altered just enough to avoid classification as illegal. And this is one reason why these chemicals are dangero
VOA标准英语2017年(三月)
For something that could revolutionize the world, its come along very slowly. The fuel cell was invented in 1839, but there was little development until the 1950s when NASA started to use them in space where they are still used today. Now, after yea
国家地理2008年
Science and technology 科学技术 Creutzfeldt-Jakob disease 克雅氏病 Breaking down the barrier 攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-c
经济学人科技系列
SYDNEY, Aug. 5 (Xinhua) -- The Western Australian Government announced on Friday that 14 new substances linked to the manufacture of the synthetic drug Kronic would be banned from Friday midnight. The State Mental Health Minister Helen Morton told th
英语新闻