增加困难，增加义务：增加某人的义务或财政困难

raise the ante───提高赌注

raise the price───添价

climb the stairs───爬楼梯

raise questions───提问

raise the devil───兴风作浪

raise the roof───v.喧闹；大声抱怨

raise the wind───设法筹措现金；筹款

reach the stage───登上舞台

take the cake───得奖；坏到极点

Since the sinking of the Cheonan, South Korea has dreaded that Pyongyang would raise the stakes with an attack on civilian targets.───天安舰沉没事件之后，韩国担心平壤会提高赌注，袭击民用目标。

and now he ' s at it again ? preparing to raise the stakes yet further in iraq.───现在，他又要覆辙重蹈？？要使岌岌可危的伊拉克局势更加扑朔迷离。

The market's jitters raise the stakes for a European summit on Thursday aimed at discussing the Greek crisis.───周四将举行旨在讨论希腊危机的欧洲峰会，市场的波动增大了峰会的风险。

Any invasion force, assuming one could be mustered at short notice, would raise the stakes much higher still.───地面军事干预将进一步大幅提高风险——假定能够在短时间内调遣这样一支军队的话。

Don't get mad! No one forced you to raise the stakes.───别把气出在我们身上没人逼你们把公寓拿来赌

Raise the stakes: The prisoner's dilemma is based on the fact that the reward of defecting is far larger than cooperating.───提高利益分配：囚徒困境源自于叛变的报酬远远大于合作这个事实。

The stowaways are trying to raise the stakes by refusing to eat until they are given money and aid.

Somewhere-maybe in the smoke-filled rooms of the Knickerbocker Club-there was a collective decision to raise the stakes.

The move puts off a decision on the question for at least several months, but it may well raise the stakes.

One whiff - and they raise the stakes by digging deeper into their pockets.

The erosion of investment grade credits, though, would raise the stakes for banks.

In such circumstances, why raise the stakes by pursuing independence?