several的汉语

several times的意思 several 的中文意思 根据汉语意思完成句子.1.培养一位优秀的医生需要几年的时间.It___ several years___train an several several thousand与 several thousands of 的用法 [急]请问several times和for several times的区别 he failed several times的several times是什么成分 several 和some的区别 some与several的区别 few与several的区别 根据句意及所给的汉语提示，写出空缺处单词的正确形式（每空一词） 1. I read several ______(广告) several的用法到底several hundred books还是 several hundreds of the