阻止用户按下两个按钮一次？

Stop users from pressing two buttons at once?

youdao

仅仅点击“提交”按钮一次，以免将申请重复提交。

Click the "Submit" button only once so that the application is not sent multiple times.

youdao

当按MANU按钮一次，人工接收方式被设置。

When you press the MANU button once, the MANU receiving mode is set.

youdao

There we go. Now if I do this, an infinite number of times, we should get roughly 50/50, but now we have the ability to do things only once in awhile.

开始，如果我们，不停地按这个按钮，我们大致会有一半的机会听到猫叫，但是我们每次只有一次按按钮的机会。

哈佛公开课 - 计算机科学课程节选