火花隙

例句：

1. 1. The spark gap is critical for the operation of the electrical circuit.
   火花间隙对于电路的运行至关重要。
2. 2. In this experiment, we need to ensure that the spark gap is properly closed.
   在这个实验中，我们需要确保火花间隙被正确关闭。
3. 3. The spark gap has a significant impact on the stability of the electric circuit.
   火花间隙对电回路的稳定性有显著影响。