| 1 | We need to ensure the accuracy of the data. | |
| 2 | The captain's responsibility is to ensure the safety of the ship. | |
| 3 | Unify the caliber to ensure the accuracy of data | |
| 4 | The mining company is responsible for securing the safety of workers. | |
| 5 | Before studying, please make sure the classroom is clean. |
Copyright © Purple Culture Co., Ltd. 2001 - 2026. All right reserved.
