可引用的發言段落Citable transcript turn#217751講者:Speaker: Jeannette WingI think it’s those properties of that technology...and by the way, that technology’s been around since the ’80s, so it’s not new. 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 record2018-09-20 Conversation at Columbia University