Wheels are connected to the bottom of a chassis, a traveling motor is arranged on the chassis, and the output end of the traveling motor is connected with the wheels through a transmission gear.

在车架底部连接车轮，在车架上设置行走电机，所述行走电机的输出端通过传动装置与车轮连接。

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When the locomotive is traveling at a constant speed or idling, the battery rather than the diesel engine can power the motor.

当火车头在相对恒定速度下前进或者空转时，这时电池就为马达提供能量，柴油发动机不工作。

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Traveling wave ultrasonic motor is a new type of actuator driven by friction.

行波超声马达是一种靠摩擦力直接驱动的新型驱动器。

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Also killed was Dorothy Morris, a 76-year-old grandmother who spent several years traveling the country in a motor home with her husband, George, a former airline pilot.

WSJ: Sorrow Racks Tucson After Killings

The other day, I was giving guidance to an adventurous 65 year old woman who planned on selling her home and traveling the country in a motor home for the next few years.

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