the push of a button

They turn to electronic media such as television, computers, the Internet, videos, CDs and audio equipment, which can provide them with instant self-entertainment at the push of a button.

他们转向如电视、电脑、互联网、录像带、光盘和音频设备一类的电子媒体，按下按钮就可自娱自乐。

The push of a button would send electricity flowing through the material, rendering it transparent.

通过一个按钮将电流贯穿到这种材料，使其变成透明。

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

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。