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to gear down
01
降档, 换成低档
to change to a lower gear in a vehicle to reduce speed or increase power
gear down
v
例子
The driver gears down as he approaches the sharp turn.
They have geared down to control the speed on the icy road.
We were told to gear down to save fuel in heavy traffic.
She will need to gear down when going up the steep hill.
The instructor explained why it's important to gear down before stopping.
