名词
中文翻译：安全门
同义词：
['safety door', 'security gate', 'safety barrier例句：1. The security door is designed to prevent unauthorized access.（这个安全门设计用来防止未经授权的进入。）']
例句：
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1. The security door is designed to prevent unauthorized access.
这个安全门设计用来防止未经授权的进入。
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2.The security guard was stationed at the security door.
保安站在安全门处。
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3. The new security system requires all doors to have a security door.
新的安全系统要求所有门都安装有安全门。