The button number that was pressed when the mouse event was fired.

当鼠标事件触发的时候，鼠标哪个按钮被按下。

youdao

To simplify things, we'll start with a single callback that counts the number of button clicks.

为了简单化，我们从一个单独的计算按钮被按次数的回调开始。

youdao

The module now has a button that retrieves the random number from the server and compares it to your click count.

模块现在有一个按钮，它用于从服务器中检索随机数并将其与单击次数相比较。

youdao

As with the Mobile, each button has a corresponding number -- 0 through 9, and E1 and E2.

ENGADGET: Ion iCade Mobile and iCade Core review

While operating the Abacus 2006 is straightforward, it can take a number of button presses to get to the content you want.

ENGADGET: Switched On: The gist on your wrist

The volunteer was then supposed to record, using a press-button counter, the number of times he perceived the insect moving on his skin.

ECONOMIST: Body hair