線 - Xian4 - Thread, String, Wire, Line

無線 - Wu2 Xian4 - No Wire — Wireless

Tomorrow’s task: get Judy’s new laptop and new wireless router working with her cable modem. For bonus points, don’t break her desktop’s wired connectivity. For more bonus points, get file and printer sharing going. For super duper extra bonus points, get the laptop online and up to date before it becomes undead.