abseil down a rock的用法和样例：
- Two Polish prisoners broke out of a German jail after tying their bed sheets together to abseil down a 15 meter wall, authorities said on Tuesday.
- The liner ran down a fishing-boat during the dense fog.
- He dash the glass bowl to bit on a rock.
- Sale is down a bit due to the revaluation.
- The old woman fell down a flight of stairs.