Her smile evaporated in a way that took his breath with it.

But before I could form the words, Fuchs's smile evaporated.

That smile always evaporates into a look of contemplation.

She didn't like my tone, and her smile evaporated quickly.

Her smile evaporated as she took in our appearance.

The smile evaporated as he faced another unit directly to the right.

But the smile evaporated with a shake of his head.

The smile evaporated as he turned to the other five elders.

'Another time, perhaps,' he said, the smile evaporating from his face.

And then, abruptly, the smile evaporated, to be placed by a look of total horror.