At the same time mr obama confronts an unusually difficult set of challenges .

与此同时，奥巴马面对的是一系列艰难成都非比寻常的挑战。

The biggest challenge the world confronts is coping with the rise of china .

如何应对中国崛起，是当今世界面对的最大挑战。

The same level of complexity confronts researchers studying the body 's myriad proteins , the human brain and even ecosystems .

研究人体无数蛋白质的研究人员面对着同一级别的复杂事物人类大脑甚至生态系统。

Ms fiorina confronts ms boxer , who has been in the senate since 1993 and was in the house before that .

菲奥莉娜面对的波克塞从1993年就开始担任参议员，在这之前她就在议院工作。

And funding from the state has been frozen or cut as california confronts a $ 19 billion hole in its own budget .

而从国家获得的资金被冻结或截留在一个在面对自己的预算缺口达190亿美元黑洞的加州政府手中。