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a large board with a smooth dark surface that is written on with chalk in schools
黑板, 写字板
a smooth, typically dark-colored surface, usually made of slate or a similar material, used for writing or drawing with chalk
黑板, chalkboard
a large board with a smooth white surface that we can write on, especially used for teaching or presentations
白板, 白色板
a large display board that can be connected to a computer or projector, allowing users to interact with digital content using touch, stylus, or other input devices
互动白板, 数字互动白板
a display board used for posting notices, announcements, or other informational materials
布告栏, 公告板
furniture we use for working, writing, reading, etc. that normally has a flat surface and drawers
桌子, 写字台
a stand with a slanted top used to hold notes or books for a speaker or reader
讲台, 读书架
a small closet that usually has a lock, in which valuable items and belongings could be stored
储物柜, 锁柜
a piece of office furniture with drawers in which documents can be stored
文件柜, 资料柜
a device used for making images or videos appear on a screen, wall, or other flat surfaces
投影仪
a surface, often white or gray, used to display images from a projector
投影幕布, 投影屏幕
a device that projects images or text from a transparency onto a screen or wall
投影仪, 幻灯片投影仪
a mechanical or electronic device used to signal the start and end of classes or periods in a school day
学校钟声, 上课铃
