无论如何，为了保证美国经济今年能有2.5%的增长，奥巴马所提出的工资税削减和失业救济方案应该延期到今年年底。
At the very least, to keep the economy on course for 2.5% growth this year, the payroll tax cut and unemployment benefits proposed by Obama should be extended through the end of the year.