| |||
| 活动时间 | |||
| 活动期限 | |||
| 作业时间 | |||
| 作用期限 | |||
| 作业持续时间; 有效期限 | |||
|
activity duration : 7 phrases in 5 subjects |
| Agriculture | 1 |
| Economics | 1 |
| General | 1 |
| Management | 1 |
| Technology | 3 |
| |||
| 活动时间 | |||
| 活动期限 | |||
| 作业时间 | |||
| 作用期限 | |||
| 作业持续时间; 有效期限 | |||
|
activity duration : 7 phrases in 5 subjects |
| Agriculture | 1 |
| Economics | 1 |
| General | 1 |
| Management | 1 |
| Technology | 3 |