Parts of the roof can come down with a push of a button.

在一个按键上按一下，部分的房顶就会降下来。

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The United States and Russia can still destroy each other at a push of a button and have thousands of missiles on the land or at sea armed with nuclear war heads.

只需要按动一下（核）按钮，美国和俄罗斯仍然能互相毁灭对方，他们仍然还有成千上万装载了核弹头的导弹部署在陆地和海洋。

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Today a computer can do the same thing a million times faster, at the push of a button. There are many politicians who want to push that button.

今天，按下按钮，计算机能够以百万倍的速度完成同样的工作，而想要按下这个按钮的政客大有人在。

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With a push of a button, the PENTAX Q10 even offers autofocus operation during movie shooting.

ENGADGET: Pentax offers 100 different custom color options for its Q10 mirrorless camera

After the plane has landed, with a push of a button the strip reverts to camouflage mode.

FORBES: Magazine Article

With a push of a button, a curtain pulls back to reveal a stage filled with life-size dancers and musicians performing a jig.

BBC: Europe��s grand old theme parks