【外交部发言人向世界推介深圳北站“一扇门”】"At Shenzhen North Station, AI-powered platform screen doors automatically align with train doors for safer, smoother boarding. This is how tech upgrades our daily commute." （译：在深圳北站，AI驱动的站台门与列车车门自动对齐，让上下车更 ...全文