Where are your keys? I need the jumper cables.

你的钥匙在哪？我需要跨界电缆。

If your battery is dead and you can't start your car, you connect the jumper cables, somebody will give you a jump.

如果你的电池没电了， 你不能启动你的车，你连接跨接电缆， 有人会给你跳。