烟消云散的英文：
[Literal Meaning]
smoke/disappear/mist/disappear
to disappear like mist and smoke

[解释]
像烟雾和云气一样消散。比喻事物消失得无影无踪。

[Explanation]
to disappear entirely

[例子]
经过老师的开导，打架的两个男生的气都烟消云散了。

[Example]
With the teacher's meditation, the anger of the two boys who had fight disappeared entirely.

[英文等价词]
to vanish into thin air
end in smoke
vanish into smoke

The past had blown away like the ashes in the waste paper basket
过去，就像废纸篓里的灰烬一样，已经烟消云散。

That little idea of using Mr. Slope as a counterpoise to his wife had well nigh evaporated.
利用斯洛普先生抵制他太太的那个小计划已经差不多烟消云散了。

With the dropping of day his keenness had evaporated
随着太阳西下，他的热情也烟消云散。

Stand your ground. This whole thing will blow over.
站稳脚跟吧。这整个事情会烟消云散的。

Hearing his explanation, my doubt completely vanished.
听了他的解释,心中的疑团烟消云散。

Gradually his feeling of ignominy and of rage sank
他的怒火和委屈渐渐烟消云散。

The doubt and suspicion, which had been growing in tensity, melted away as we threw our energies into the hunt
那种日益加剧的疑虑马上烟消云散，我们把全副精力投入了追踪。

Whatever initial worries we had about the plane soon vanished.
不管开始时我们对这架飞机有什么不放心,这种顾虑不久就烟消云散了。

The expression of terror which, for the moment, had overspread the features of the young man, had now disappeared
那一时布满青年脸上的恐怖神色几乎立刻就烟消云散。“啊，是的！

I think the less that is said about such things, the better, the sooner it is blown over and forgotten
我认为越少说这种事情越好，这样能够更快地把它遗忘，使它烟消云散。