相关单词同義詞preparation, arrangement, provision, opening, rudimentary, 近義詞adj. basic, elementary臨近詞prelude, prejudice, preliminary to, preliminary dip, preliminary act, preliminary ada, preliminary wave, preliminary dive, preliminary glow, preliminary test, preliminary note, preliminary fact相似詞prejudiced, prejudicial, prelate, prelim, preliterate, preload, preloading, prelude, 返回 preliminary