单词：vai
abbr. 奥钢联（铸造机品牌）；工业增加值；辅助指令视频（Video Assisted Instruction）
词型变化：名词复数形式 : vai
单词：vai 相关文章
By Melinda Smith Washington, DC 20 July 2006 watch Implanon report The U.S. Food and Drug Administration has approved a new birth control device for American women. The device is called Implanon. It already is being used by two and a half million wo
发表于:2019-01-19 / 阅读(132) / 评论(0)
2006年VOA标准英语（七月）
2006年VOA标准英语（七月）