相关单词同义词prior, condition, pre, condition, 近义词 requirement 必要条件, necessity 需要, precondition 先决条件, condition 条件, qualification 资格, criterion 标准, essential 本质的, must 必须做的事, obligation 义务临近词prerogative, preposterous, prerequisites, prerequisite list, prerequisite skill, prerequisite course, prerequisite-free, prerequisite analysis, prerequisite question, prerequisite activity, prerequisite criticism, prerequisite conditions相似词preppy, prepubescent, prequel, prerecord, prerogative, Pres., presage, presbyopia, 返回 prerequisite