... 拉开枪栓 pull back the bolt increase the distance between 连续开枪blaze off 排放，开枪，开炮 let off ...
双语例句
1
The Globe would later burn down (a cannon fired during a performance of “Henry VIII” touched off the blaze) and was quickly rebuilt.
环球剧院后来遭受了火灾（当上演《亨利八世》的时候，点燃的炮弹引发了大火），很快就重建了。
2
A cargo plane crashed into a housing complex shortly after takeoff setting off a huge blaze.
一架货机起飞后不久就着了大火，坠毁在一片住宅域。
3
We're doing this one-off event because it's something we'd want to go to ourselves, and we want to blaze a trail for people who are planning similar events in the future.