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

The nerves that activate a squid's jet-propelled escape mechanism have particularly big axons, allowing signals to travel at great speed.

ECONOMIST: Andrew Huxley | The