相关单词同義詞enhancement, increase, gain, rise, upgrade, rebound, step up, 近義詞 increase 增加, improvement 改進, upturn 情況好轉, pickup 拾起, pick-up 提取，取貨, turnaround 周轉時間, turnround 突然轉好（或轉壞）..., upsurge 高潮臨近詞up, upto相似詞upstart, upstate, upstream, upsurge, uptake, uptalk, uptight, uptown, 返回 upswing