名词
中文翻译：门的入口
同义词：
['gate', 'entrance', 'portal']
例句：
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1. The portal is the first thing visitors see when they enter the building.
门户是访客进入大楼时首先看到的东西。
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2. The portal was designed to allow easy access to the underground parking garage.
门户的设计是为了方便人们轻松地进入地下停车场。
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3. The portal spanned over a hundred meters and led to a secret passageway.
门户横跨了一百多米，通向一个秘密通道。