| 释义 |
motor-drivenadjectiveOperated or controlled by a motor: motor-driven cameras a motor-driven pulley system...- The cover exemplifies pre-World War I America's fascination with all types of motor-driven transportation.
- The Ministry of Agriculture officials accompanying them had half a dozen motor-driven spraying kits in the back of their pick-up truck.
- A motor-driven magnetised arm sweeps round in circles, continually changing the patterns the filings make, thereby giving an alternative shape of the world.
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