The theory presumably is that a few carefully targeted barriers will fend off more acute protectionist pressure from congress and shore up political support for free-trade deals .
Worse , the sudanese government may have been stringing out the talks to buy time and to fend off critics .
更糟糕的是,苏丹政府假借和谈以赢得时间避开批评之声。
The ecb 's efforts have greatly reduced the possibility of a lehman-like shock , but policymakers elsewhere still fret about the ability of the europeans to fend off the direst outcomes , not least because they seem unable to come up with any remedies besides fiscal austerity .