1. | 黑匣子;黑盒;飞行记录仪a small machine in a plane that records all the details of each flight and is useful for finding out the cause of an accident |
2. | [ususing] 未知框(常为电子的复杂仪器,内部结构不详)a complicated piece of equipment, usually electronic, that you know produces particular results, but that you do not completely understand |