31. -With the country’s pension fund gap becoming wider than ever,retirement age should be postponed immediately.
-Easier said than done. _.we take all factors into account,we shall be faced with some other social problems.
本句意思：--随着养老金缺口越来越大，退体年龄应该立刻被推迟。--说比做容易啊！如果我们不把所有的因素都考虑进去，我们就会面临其他的初会问题。Unless 除非……；如果……不……。