求翻译：在欧美债务危机的冲击下，银行对私人部门的风险敞口大幅提高，将使本已疲弱的欧洲和美国经济增长更加艰难，并将给世界经济复苏带来极大的挑战。是什么意思？

European and American debt crisis, the risk exposure of banks to the private sector a substantial increase will enable the weak European and U.S. economic growth more difficult, and a great challenge to the world economic recovery.

正在翻译，请等待...

At under the European and American debt crisis impact, the bank opens the mouth to the personal department's risk to enhance largely, will cause this already weak European and the American economy grows difficultly, and will give the world economics anabiosis to bring the enormous challenge.

Under the impact of the debt crisis in Europe and America, sharp increase in exposure of banks to the private sector, will make the already weak European and United States economic growth more difficult, and will pose great challenges to the recovery of the world economy.

正在翻译，请等待...