a long, thin object used for writing or drawing with ink

（用墨水的）笔

a metal clip (= an object for fastening things together or holding them in position), usually black, with two usually silver handles that can be pressed together to open it, used for holding pieces of paper together

装订夹

a small electronic device that is used for doing calculations

计算器

a printed table showing all the days, weeks, and months of the year

日历

a board with a clip at the top that holds sheets of paper in position and provides a surface for writing on

带夹书写板;写字夹板

a small device that you move across a surface in order to move a cursor on your computer screen

（计算机的）鼠标

a flat, usually square or rectangular, paper container for a letter

信封

a small piece of rubber used to remove the marks made by a pencil

橡皮

the set of keys on a computer or typewriter that you press in order to make it work, or the row of keys on a musical instrument such as a piano

（计算机、打字机等的）键盘

a book of plain paper or paper with lines, for writing on

笔记本

a thin ring of rubber used for holding things together

橡皮圈，橡皮筋

a small piece of paper that is sticky on one side and that you can write notes on and put temporarily on a wall, in a book, etc.: 一张一面有粘性的小纸，您可以在上面写笔记，也可以暂时放在墙上、书中等：

a small piece of equipment that you connect to a computer or other piece of electronic equipment to copy and store information

（电脑等的）闪盘，闪存盘

to stick things together using Sellotape

用透明胶带粘上（赛勒塔普）透明胶带, 的非正式说法,

a small device that you can hold in your hand or use on a table to push staples through pieces of paper

订书机

a long, narrow, flat piece of plastic, metal, or wood with straight edges where centimetres or inches, or both are printed. It is used for measuring things and for drawing straight lines.

直尺；尺子

a type of paper covered with small squares, for drawing graphs on

（绘图用的）方格纸

一种覆盖有小方块的纸，用于在上面绘制图表