按一下开关，窗玻璃便落下来。

The windows slide down at the touch of a button.

《牛津词典》

按一下按钮就可以喂鱼，而轻轻旋一下开关就可以打开水下明亮的大灯。

At the push of a button the fish are fed, and a flip of a switch turns on the sparkling underwater lights.

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按一下灯的开关帮助阿飞和阿什蕾，利用他们的想象力。

Click on the light switch to help ALFY and Ashley use Their imagination.

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