That would be a pity, for the sensation that started when Douglas Engelbart showed off a wooden-block mouse at Stanford in 1968, is at root a beautifully simple idea.

那可真有点遗憾，自Douglas Engelbart 1968年在斯坦福展示第一个木质鼠标开始，人们就感觉到这基本上是一个美丽而简朴的创意。

youdao

Computer expert Douglas Engelbart developed the idea for the mouse in the early nineteen-sixties.

VOA: special.2010.08.01

First conceived by Dr Douglas Engelbart and aided by Bill English -- who would later design the first "ball mouse" -- at the Stanford Research Institute in 1965, the mouse was first used commercially by Xerox in their "Star Workstation" computer made in 1981.

CNN: In touch with the digital age