bulletin boards
柯林斯詞典
1. N-COUNT A bulletin board is a board that is usually attached to a wall in order to display notices giving information about something. 佈告欄[美國(guó)英語]
2. N-COUNT In computing, a bulletin board is a system that enables users to send and receive messages of general interest. 電子佈告欄
The Internet is the largest computer bulletin board in the world, and it's growing. 因特網(wǎng)是世界上最大的電子佈告欄，竝且仍在不斷擴(kuò)大。
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