相关单词近義詞 preliminary 初步的, preparative 準備的, introductory 介紹的, foundation 根基, elementary 基本的, opening 開口, propaedeutic 預備的臨近詞prepare, preparation, preparatory to, preparatory cut, preparatory set, preparatory team, preparatory plan, preparatory fund, preparatory talk, preparatory work, preparatory cost, preparatory fire 返回 preparatorily