adjustable swivel chair的用法和样例：
- Flora restored the heavy swivel chair to its upright position.
- His swivel chair does a slow half-turn and creaks to a final stop.
- He lounged back in his swivel chair and the setting sun played on his face.
- Rich dad rocked back in his swivel chair,hands up to his chin,somewhat staring at me. It was like he was studying me.