点火钥匙 meaning in English

ignition key

Set the ignition key to off or remove it
把点火钥匙设为off或取下。
To electrically start a vehicle without using an ignition key
不用点火钥匙而用电来发动汽车。
When the yellow power input lead is connected , power will always be supplied to the memory circuit even when the ignition key is turned off
当连接黄色电源线时，即使点火钥匙关闭，也总是向记忆电路供电。
To prevent the risk of accidents caused by short - circuits , connect the power supply leads ( red and yellow ) only after all other wiring has been completed , and only with the ignition key in the off position
为了防止短路引起事故，只有在其它线路连接完后才能连接电源线（红色和黄色），且点火钥匙必须在off位置。