upstager 词形变化: 名词: upstager | 动词过去式: upstaged | 动词过去分词: upstaged | 动词现在分词: upstaging | 动词第三人称单数: upstages | 同义词: outdo | outmaneuver | outmanoeuvre | outshine | surpass | aloof | distant | 反义词: downstage |