China provides free medical service in the urban state institutions and undertakings and co-operative medical service in most rural areas. Thus both urban and rural workers are assured of medical care.是什么意思_China provides free medical service in the urban state institutions and undertakings and co-operative medical service in most rural areas. Thus both urban and rural workers are assured of medical care.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句