interactive whiteboard
noun/ˌɪntəræktɪv ˈwaɪtbɔːd/
/ˌɪntəræktɪv ˈwaɪtbɔːrd/
(abbreviation IWB)
- a piece of classroom equipment using a computer connected to a large screen that you can write on or use to control the computer by touching it with your finger or a pen

enlarge image交互式电子白板 - Nearly every classroom has an interactive whiteboard.
几乎每间教室都有一个交互式电子白板。
- Nearly every classroom has an interactive whiteboard.