名词
中文翻译：网站故障
同义词：
['website failure', 'network failure例句：1. The website was down for maintenance yesterday.（昨天网站因维护而关闭。）']
例句：
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1. The website was down for maintenance yesterday.
昨天网站因维护而关闭。
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2.The server experienced a web failure during the upgrade.
在升级过程中，服务器遇到了网络故障。
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3.The company's website is experiencing a web failure due to technical issues.
由于技术问题，公司的网站正在经历一次网络故障。