名词
中文翻译：底火锁
同义词：
['ignition lock', 'keyless ignition lock']
例句：
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1. The car has a keyless ignition lock that makes starting the engine easy.
这辆车有一个无钥匙点火锁，使得启动引擎变得简单。
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2.The new security system requires a master key to operate the primer locks.
新的安全系统需要一把主钥匙来操作点火锁。
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3.The police were able to enter the room by breaking the primer lock on the door.
警方能够进入房间，因为他们打破了门上的点火锁。