sustained firing的意思|示意

A hand-driven machine gun, the Gatling gun was the first firearm to solve the problems of loading, reliability, and the firing of sustained bursts.

早期的盖特机炮虽然要靠手摇才能开火，但它毕竟是同时解决了装弹、稳定性、连续开火问题的首款火力武器。

Repetitive firing can be induced by a sustained depolarizing stimulation in DRG neurons with frequency proportional to the intensity of depolarization.

持续去极化电流刺激可诱发DRG神经元发生重复放电，其放电频率与去极化程度成正比。

Witnesses say the firing was deliberate and sustained.

目击者说这次射击是蓄意的，而且还持续了一段时间。