VOA慢速英语:Teaching Bulls to Pull Is New Tradition in Congo

traction – n. the power that is used to pull something

cart(s) – n. a two-wheeled vehicle

bullock(s) – n. a farm animal that had part of its sex organs removed

ring(s) – n. an object shaped like a circle that is often used to holding, connecting, hanging or pulling something

tractor(s) – n. a large vehicle that is used to pull farm equipment