With this information, control can send speed up or slow down commands to the disc drive motor.

根据这些个信息，控制系统可以向盘片驱动系统发送提速或降速的指令。

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The motor can run, but the speed is slow, and the chassis overheating, there is a burning smell.

电机能运行，但转速慢，且机壳过热、有烧焦臭味。

youdao

The five-speed manual is easy to use, if a bit slow, but then again, the old Jag motor is so torquey that you can leave the car in third gear for most jobs, and the brakes stop with the kind of easy retardation that speaks of modern discs and light weight.

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