a large board with a smooth dark surface that is written on with chalk in schools

黑板, 黑板书
a smooth, typically dark-colored surface, usually made of slate or a similar material, used for writing or drawing with chalk

黑板, 粉笔板
a large board with a smooth white surface that we can write on, especially used for teaching or presentations

白板, 写字板
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

交互式白板, 互动白板
a display board used for posting notices, announcements, or other informational materials

公告板, 布告栏
a type of thumbtack with a colored piece of plastic on one end

图钉, 彩色塑料头图钉
furniture we use for working, writing, reading, etc. that normally has a flat surface and drawers

桌子, 办公桌
a stand with a slanted top used to hold notes or books for a speaker or reader

讲台, 书架
a board connected to a wall or a piece of furniture on which books are kept

书架, 书柜
a small compartment or niche used for sorting or storing items

小隔间, 壁龛
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, 档案柜
a device used for making images or videos appear on a screen, wall, or other flat surfaces

投影仪, 视频投影仪
a surface, often white or gray, used to display images from a projector

投影屏幕, 投影幕
a device that projects images or text from a transparency onto a screen or wall

投影仪, 高射投影仪
a large motor vehicle designed to transport students to and from school

校车, 学校巴士
a mechanical or electronic device used to signal the start and end of classes or periods in a school day

学校铃声, 校钟
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