您要查找的是不是：
- 不守常时，如不于正常时间起床和入睡 keep irregular hours,eg get up and go to bed at unusual times
- 常用 in common usage
- 不守常时（如不於正常时间起床和入睡） Keep irregular hours, eg get up and go to bed at unusual times
- 故 old
- 习 to practice
- 常 often
- 守 to guard
- 习得 acquisition
- 是故 hereat
- 常会 regular session
- 守时 punctual
- 我思故我在 ego cogito ergo sum（拉丁原文）
- 不常 seldom
- 不习 not practised
- 城守 castellan
- 常去 resort
- 明知故问 ask while knowing the answer
- 守时的 punctual
- 故我 still; without change
- 常开 normal open
