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新式车辆部件包括驱动装置，发电拖车车轮，电动自行车前轮装置。
The mechanism consists of driving device, generator trailer wheel, bicycle front wheel device.
youdao
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新式车辆部件包括驱动装置，发电拖车车轮，电动自行车前轮装置。
The mechanism consists of driving device, generator trailer wheel, bicycle front wheel device.
youdao