jumper cable
noun/ˈdʒʌmpə keɪbl/
/ˈdʒʌmpər keɪbl/
(North American English) (British English jump lead)
[usually plural]- one of two cables that are used to start a car when it has no power in its battery. The jumper cables connect the battery to the battery of another car.
跨接引线（用以将汽车上无电的电池连接到另一汽车的电池上以发动汽车）