Escape velocity is simply the speed of an object that's shot out of a cannon the minimum initial speed so that the object could later escape Earth's gravity on its own.

逃逸速度就是一个物体的速度，比如说，从加农炮中射出的最小初始速度，这样这个物体以后就可以自己脱离地球的引力。

youdao

In this case, the 33 megajoules launched the shot 5,500 feet per second, exceeding the speed of sound and releasing a sonic boom.

如若这样，那么3千3百万焦耳发射出的炮弹速度高达每秒5500英尺，这一速度超越了音速，会产生音爆。

youdao

In this case, the 33 megajoules launched the shot 5, 500 feet per second, exceeding the speed of sound and releasing a sonic boom.

如若这样，那么3千3百万焦耳发射出的炮弹速度高达每秒5500英尺，这一速度超越了音速，会产生音爆。

youdao

Most images we see on social media, on the web and increasingly in newspapers and magazines are shot with speed and with the aim of capturing a fleeting moment.

FORBES: Stay Tuned for the Coolest Photography In The World

The first chance came within a minute of kick-off as Bolton midfielder Gary Speed's powerful shot cleared the bar.

BBC: SPORT | Football | Premiership | Bolton 3-2 Everton

Trapped against the left touchline he showed a devastating turn of pace to speed in-between two defenders and slam a shot into the top corner from inside the box.

BBC: Spain 2-0 Honduras