名词
中文翻译：数字锁
同义词：
['numeric lock', 'numeric code', 'number pad例句：1. The hotel room had a digital lock on the door.（酒店房间的门上有数字锁。）2. She entered her PIN code to unlock the safe.（她输入了她的PIN码来解锁保险箱。）']
例句：
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1. The hotel room had a digital lock on the door.
酒店房间的门上有数字锁。
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2. She entered her PIN code to unlock the safe.
她输入了她的PIN码来解锁保险箱。
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3. The new security system requires a numeric code to enter the building.
新的安全系统需要输入数字密码才能进入大楼。