開通， かいつう

1. opening (of a new road, railway, etc.), going into operation (e.g. telephone communication), beginning services 2. reopening (e.g. of a road to traffic), resumption of services

开通（新道路、铁路等），投入运营（如电话通信），开始服务；重新开放（例如道路恢复通行）、恢复服务

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