单词：upended
音标：[ʌ'pendɪd] ；
v. 颠倒, 倒放( upend的过去式和过去分词 ); 顶锻
s. turned up on end
词性分布：
单词：upended 相关文章
U.S. Energy Secretary Rick Perry sees exporting technologies like carbon capture utilization, so-called clean coal technology, to ensure American energy security. In an interview with VOA Contributor Greta Van Susteren, Perry called battery developme
发表于:2018-12-01 / 阅读(251) / 评论(0)
VOA标准英语2018年(九月)
VOA标准英语2018年(九月)