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我們需要對AI機器人保持禮貌嗎？
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千村千面的风土人情，决定了乡村产业要各展其长，走适合自己的振兴道路。
Up to eight simultaneous connections
"We have an expected behaviour pattern [for protests]," one police officer has told the BBC anonymously. "But with this new generation, we do not understand their social media or how they mobilise on the ground."