narrow gap spark chamber

例句：

1. 1.The narrow gap between the two countries has been a source of tension for years.
   两国之间的狭窄间隙多年来一直是紧张的根源。
2. 2. In the narrow gap between life and death, he found a way to save his friend's life.
   在生死之间，他找到了一种方法来拯救他朋友的生命。
3. 3. The narrow gap between success and failure is often filled with doubt and fear.
   成功与失败之间的狭窄间隙常常充满了怀疑和恐惧。