单词：tna
abbr. 四硝基苯胺（Tetranitro-Aniline）；瞬态网络分析器（Transient Network Analyzer）
词型变化：名词复数形式 : tnas
单词：tna 相关文章
WHO Confirms Bird Flu Virus Caused Human Deaths in Vietnam Katherine Maria The World Health Organization has confirmed that at least three people have died of bird flu in Vietnam, the same virus that
发表于:2019-01-07 / 阅读(168) / 评论(0)
VOA2004（上）--各类新闻
VOA2004（上）--各类新闻
This is the VOA Special English Economics Report. Today we continue our report on the group of chemical elements known as rare earth metals. These are mined from the earth and used to make technology from mobile phones to missiles. The United States
发表于:2019-01-12 / 阅读(150) / 评论(0)
2010年VOA慢速英语(十)月
2010年VOA慢速英语(十)月