单词：rfa
abbr. request for applications 应用要求; radio frequency authorization 无线电频率授权; radio frequency attenuator 无线电频率衰减器; request further airways 要求更远的航线
词型变化：名词复数形式 : rfas
单词：rfa 相关文章
Study: Neglected Tropical Diseases Surfacing in Central Asia Many of the bacterial and parasitic worm infections commonly associated with the tropics are becoming rampant in some Central Asian countries in the former Soviet Union. That's the finding
发表于:2018-12-16 / 阅读(336) / 评论(0)
VOA标准英语2011年(十月)
VOA标准英语2011年(十月)