哈，开眼界了，还是加上ZT好些。

其实，雷声大，雨点小，英语俗语也可以说成make noises about something(to talk about something that you might do, but not in a detailed or certain way)，如;The Obama administration seemed to have made noises about punishing the BP.(奥巴马政府说要惩罚英国石油公司，似乎也是雷声大，雨点小）。