Language, as a means of human communications, is invariably changing with constant acceptance from other languages and dismissal of old-dated ones.

语言作为人类的交际工具并不是一成不变的，它在不断地接收与扬弃。

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So now human communications networks are often based on "virtual pheromone trails".

BBC: NEWS | Science/Nature | Ants - learning from the collective

The roles under threat include jobs in payroll, legal services, human resources and communications.

BBC: Hull City Council confirms 240 staff to go

Fundamentally patient engagement is not a HIT or technology challenge but a human relations and communications challenge.

FORBES: "Patient Engagement is the Blockbuster Drug of the Century"