烟消云散

I had some momentary misgivings that were quickly resolved.

我曾有过短暂，但很快都烟消云了。

Linda and Tina were again on speaking terms; their disagreement was dead and buried.

琳达和蒂娜关系又好了, 他们分歧早已烟消云。

By midday their enthusiasm had petered out.

他们热情到中午就烟消云了。