2019港剧国语在线观看剧情介绍:

Ten o'clock struck! The moment had arrived for taking their places in the projectile! The necessary operations for the descent, and the subsequent removal of the cranes and scaffolding that inclined over the mouth of the Columbiad, required a certain period of time.
Barbicane had regulated his chronometer to the tenth part of a second by that of Murchison the engineer,who was charged with the duty of firing the gun by means of an electric spark. Thus the travelers enclosed within the projectile were enabled to follow with their eyes the impassive needle which marked the precise moment of their departure.