| 1 | The inventory system is computerized. | |
| 2 | The town has a well-developed transportation system. | |
| 3 | The operating system encountered a blue screen error. | |
| 4 | He designed a new power system | |
| 5 | The system generated some error messages. |
Copyright © Purple Culture Co., Ltd. 2001 - 2026. All right reserved.
