圆珠笔:ballpoint pen
荧光笔:highlighter
橡皮:eraser
转笔刀:pencil sharpener
订书机:stapler
拔书钉钳:staple remover
曲别针:paper clip
图钉:thumb tack
活页夹:clamp binder
胶棒:glue stick
书档:bookends
涂改液:correction fluid
报事贴:post-it
计算器:calculator
