a flight of stone steps的用法和样例：
- Light roofs made up of wooden beams and of beaten earth mixed with straw covered the squat rooms, and they were reached from open courtyards through a flight of stone steps.
- A flight of steps led up to the house.
- His room is approached by a flight of steps.
- The old woman fell down a flight of stairs.
- He saw before him a flight of agate steps.