- 1. be in progress; be underway; go on
- ♦ 工作~得怎么样？ How are you getting on with your work?
- ♦ 勘探工作已经在~。 Prospecting is already in progress.
- ♦ 手术~了六个小时。 The operation lasted six hours.
- 2. carry on; carry out; conduct
- ♦ ~实地调查 make on-the-spot investigations
- ♦ ~科学实验 engage in scientific experiment
- 3. be on the march; march; advance