I was afraid you'd say no, and my dream would go up in smoke.

我担心你会说不，那我的梦想就化为乌有了。

Seemed to all go up in smoke.

似乎都已随烟雾飘散。

Our vacation plan will go up in smoke.

我们的假期将要泡汤了。

The future of tobacco may not all go up in smoke.

烟草的未来可能不会灰飞烟灭。

I thought it would go over big with the boss. Why did it go up in smoke?

我觉得老板也很满意这个计划，为什么打消了？