on the button

基本解釋

We must now center the image on the button.
現(xiàn)在我們需要將按鈕上的圖像居中。
Finally, notice that we get a handle on the button we created in the layout XML and add a click event handler.
最后，注意上述代碼獲得一個在布局 XML 中創(chuàng)建的按鈕的句柄，并添加一個單擊事件處理程序。
Without even knowing what was involved in registration, all the users that clicked on the button did so with a sense of despair.
當不知道“注冊”的后面包含著什么內容的時候，用戶對點擊那個按鈕都抱著一種絕望的感覺。

"It been a very popular feature over the years and this year over 2.5 million people have now clicked on that button.
And if you go back to here and click on Archive Notes, it is the fourth button down that will take you to something that looks like this.
如果你們回到這來，點擊存檔筆記，是倒數(shù)第四個,你們會看到像這樣的情況。
麻省理工公開課 - 固態(tài)化學導論課程節(jié)選
I know some of you come from Europe and other parts of the world where the ground floor is rez-de-chauss?e or some silly thing like this 1 and you push a button on the elevator to one and you go up to the first floor.
我知道你們中間有些人來自歐洲,或者世界其他地方，你們那里的一樓,和地面齊平，或者像這樣可笑的事情,比如你要按下電梯的按鈕,然后才能上到真正的1樓。
麻省理工公開課 - 固態(tài)化學導論課程節(jié)選

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