这块光滑的白色石头在黑暗中发出一种月光般的微光。

The smooth white stone emitted a ___moon-like glow in the darkness.

她有着一种月亮般的神情，仿佛思绪飘在遥远的地方。

She had a ___moon-like expression, as if her thoughts were drifting in a distant place.