相关单词近义词 unexpected 想不到的, impromptu 即席的, surprise 惊奇, spontaneous 自发的，自然的，本能的..., unpredicted 不可预期的, unheralded 未预先通知的...临近词una, Unaki相似词unambiguous, unambitious, unanimity, unanimous, unanswerable, unanswered, unanticipated, unapologetic, 返回 unannounced