Zhu said some trains on the Bejing-Zhangjiakou line are "smart" as they provide 5G signals and wireless charging for passengers, as well as intelligent lighting.

朱说北京到张家口线上的一些火车很“智能”。车上有 5G 信号覆盖，为乘客提供无线充电以及智能照明。

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The stations are managed by one control center, which is described by China Railway Beijing Group—also known as CR Bejing—as an "intelligent (智能的) brain".

这些车站由一个控制中心管理。该中心被中国铁路北京局集团，也就是北京铁路局，称为一个“智能大脑”。

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I have few friends in Bejing.

在北京我几乎没有朋友。

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You can call Boston, New York, Paris, Singapore, Bejing, and, I expect, Ulan Bator, Mongolia.

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The planned construction was not completed, and the Bejing Mall is not among the 10 largest malls in the world.

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For the past decade, the Chinese Super League has fielded 16 teams (Bejing Guoan is the 2009 champion) throughout China, from Dalian to Shenzhen.

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