nonevent

['nɔni.vent]

n. 大肆宣扬即将来临而结果未发生之事

详细释义：

n.

被期望但未实现(或结果令人扫兴)的事件

It was a nonevent; some politicians came to smile and shake hands.

那件事煞有介事; 其实不过是一些政客出来摆摆样子, 笑着握手寒暄罢了。