lǚ​dài

caterpillar track

履带 (履帶) lǚ​dài
caterpillar track noun
a continuous propulsion system used on heavy vehicles like tanks and bulldozers
shoes and belt noun
referring collectively to footwear and waistbands, typically used in literary or archaic contexts

Frequency

Movie subtitles
0.030 per million appears in 0% of films
Written text
1.45 per million

Sources

Definitions
CC-CEDICT