flight re·cord·er
noun/ˈflaɪt rɪkɔːdə(r)/
/ˈflaɪt rɪkɔːrdər/
(also black box)
- 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
黑匣子；黑盒；飞行记录仪
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