Auto etymology: Greek, from autos same, -self, self.

1: self: owned by the same & lt autism & gt autobiography & gt& lt

2. Automatic: Automatic & lt Autopilot & gt Automatic

The etymology of mobile: Moby II in Middle English, from Moble in Britain and France, from Mobilis in Latin, from Movére to move, and movable.

Automobile: a natural four-wheeled automobile designed for passenger transport.

The landlord should pay attention to the fact that there is a car before there is a mobile phone, so when the word car appears in 1883, it means car, and mobile should be the abbreviation of mobile phone. You know, Americans are lazy and like to shorten the words in British English. Over time, mobile has become synonymous with phone.