This realisation has come slowly through the steady drip , drip of proof .

随着证据一点点显现，我才慢慢认识到这一点。

Yet they and mr obama in particular have come late to this realisation .

然而他们（尤其是奥巴马）太晚才认识到这一点。

That realisation alone should temper some of the optimism buoying financial markets .

但仅凭实现经济增长这一点就会提振金融市场的乐观情绪。

The realisation is spurring a rethink among development experts .

现实正促使发展专家进行重新思考。

It must start from a realisation : the country is poorer than was thought .

它必须从如下认识开始：英国比自己所想的更为贫穷。