upper hand

基本解释

This works, even if you don’t have the upper hand and you really need the job.
这方法挺管用，即使你不处于优势，并且你确实需要这份工作。
With a lithium shortage forecast for 2015, Bolivia may also have the upper hand.
鉴于预测到2015年锂将发生短缺，玻利维亚或许也有优势。
If cyberarms-control is to America’s advantage, it would be wise to shape such accords while it still has the upper hand in cyberspace.
如果网络武器限制对美国而言是有益的，那么当它在网络空间还有优势的情况下，促成这种和睦将是明智的。

And so I think they are concerned that on national security the Republicans could get the upper hand and hurt Obama politically."
That would be tantamount to creating divine enemies, immortal enemies So God must maintain the upper hand in his struggle with these humans who have learned to defy him. And he maintains the upper hand in this, the fact that they eventually must die.
因为，这相当于创造了一个，旗鼓相当，永生的敌人,所以，上帝在与，这些学会反抗他的人类争斗时,占了上峰，利用他的优势,决定了人类必将死亡的命运。
耶鲁公开课 - 旧约导论课程节选
Continuing to page 1004, the upper right-hand column: xpectations"--this word is what Iser thinks governs the sort of dialectic that the reading process is playing with.
接着看1004页，右上角一栏：,“期望“，伊瑟尔认为正是这个词，“…,支配着阅读过程中的对立。
耶鲁公开课 - 文学理论导论课程节选

They do think that they are getting the upper hand on the fire right now.
NPR: L.A. Fires Force Evacuation of Park, Zoo