| 词组 | be running on empty |
| 释义 | be running on empty informal 1. to continue to work and be active when you have no energy left. I get the impression he's been running on empty for months now. A holiday will do him good. 2. if a person or an organization is running on empty, they have no new ideas or are not as effective as they were before. The fund-raising campaign was running on empty after ten years under the same leader. |
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