Some said one button was correct, whereas others swore by two buttons. Still others advocated a mouse with several buttons that could be clicked separately or together so that five buttons could yield up to 32 distinct combinations.

• 一些人说一个按键是对的，另一些则深信应该有两个，还有一部分人鼓吹多个按键的鼠标可以用来分别或一起单击按键。 比如有5个按键的鼠标，可以有32种不同的组合。