jumper leads
noun [ plural ] Australian English uk/ˈdʒʌm.pə ˌliːdz/ us/ˈdʒʌm.pɚ ˌliːdz/
（用来与另一汽车中带电电池相连接以启动发动机的）跳线，跨接线
a pair of thick wires for starting the engine of one vehicle with electricity from the battery of another vehicle
Synonym: jump leads