| Subject | English | Chinese Taiwan |
| comp., MS | left mouse button | 滑鼠左鍵 (The button on your pointing device that you use most often for clicking and double-clicking) |
| comp., MS | mouse button | 滑鼠按鍵 (A movable piece on a device that is pressed to activate some function) |
| comp., MS | primary mouse button | 主要滑鼠按鍵 (The button on your pointing device that you use most often for clicking and double-clicking) |
| comp., MS | right mouse button | 滑鼠右鍵 (The button on your pointing device that you use to display shortcut menus or other program-specific features) |