名词
中文翻译：密码
同义词：
['pin', 'code', 'cipher', 'key', 'secret']
例句：
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1.The password is the only way to access the restricted area.
密码是进入受限制区域的唯一方式。
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2.The security system requires a valid password to be entered before logging in.
安全系统要求在登录前输入有效的密码。
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3.The password was changed after the hacker's attack, and we need to change it again.
黑客攻击后更改了密码，我们需要再次更改。