jump lead
noun🔊/ˈdʒʌmp liːd/
🔊/ˈdʒʌmp liːd/
(British English) (North American English jumper cable)
[usually plural]one of two cables that are used to start a car when it has no power in its battery. The jump leads 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） The battery's flat—have you got any jump leads? 电池没电了，您有跳线吗？