整体 zhěngtǐ HSK3 overall Origin Definitions Defs Strokes Stroke Words Sentences Sents 整体数位服务网路 zhěngtǐshùwèifúwùwǎnglù ISDN Integrated Service Digital Network; a communication standard for simultaneous digital transmission of voice, video, and data over traditional circuits.整体服务数位网路 zhěngtǐfúwùshùwèiwǎnglù ISDN integrated services digital network (ISDN)