1 N-COUNT 公告栏;布告牌 A
bulletin board is a board which is usually attached to a wall in order to display notices giving information about something.
公告栏;布告牌 [mainly US] in BRIT, use 英国英语用 noticeboard
2 N-COUNT 电子布告栏;电子公告系统 In computing, a
bulletin board is a system that enables users to send and receive messages of general interest.
电子布告栏;电子公告系统 [computing] View usage for:All yearsLast 10 yearsLast 50 yearsLast 100 yearsLast 300 years