choke chain
noun🔊/ˈtʃəʊk tʃeɪn/
🔊/ˈtʃəʊk tʃeɪn/
(also choke collar especially in North American English)
a chain that is used as a collar to control a dog by putting pressure on its throat A swift pull on the choke chain and the dog is brought back to heel. 迅速拉动节流链，狗被带回脚跟。