在商业广告播放时，一个弹窗将会出现在屏幕下方，促使观众按动按钮，以索要免费样品或订阅产品目录。

During commercials, an overlay will appear at the bottom of the screen, prompting viewers to press a button to request a free sample or order a catalogue.

youdao

该摄影师停止按动快门，匆匆绕过那个拐角。

The photographer stopped clicking and hurried around the corner.

《柯林斯英汉双解大词典》

有半数的笔在按动时会产生电击。

Half of the pens would deliver an electric shock when clicked.

youdao

There are nine keys for my left thumb alone so I'm kind of switching between these on the back here and many others, and because of that I can go very high and I'll just demonstrate that.

我的左手拇指就要控制九个音键,通过按动后部,和其他地方的音键,我就能吹出很高的音,我现在就来演示

耶鲁公开课 - 聆听音乐课程节选