履帶

caterpillar track (propulsion system used on bulldozers etc) / (literary) shoes and belt

shoe / to tread on

band / belt / girdle / ribbon / tire / area / zone / region / CL:條|条[tiao2] / to wear / to carry / to take along / to bear (i.e. to have) / to lead / to bring / to look after / to raise

half-track (vehicle with wheels at the front and continuous tracks in the rear)