| 单词 | differential gear |
| 释义 | differential gear in British Englishnoun the epicyclic gear mounted in the driving axle of a road vehicle that permits one driving wheel to rotate faster than the other, as when cornering differential gear in American English or differential gearing a certain arrangement of gears (epicyclic train) connecting two axles in the same line and dividing the driving force between them, but allowing one axle to turn faster than the other: it is used in the driving axles of automobiles to permit a difference in axle speeds when making turns |
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