可引用的發言段落Citable transcript turn#274670講者:Speaker: Audrey TangAn open, transparent, accountable apparatus, of course, depends on that. The underlying substrate is secure, right? 逐字稿導覽Transcript navigation查看前後文View context分享此段Share turn來源逐字稿Source record2019-02-20 JiaChen Jiang visits