spark gap

• n. 火花隙(火花放电器)

英英释义

Noun:

1. a component of an ignition system; consists of two shaped electrodes and the space between them

2. the gap between two high-potential terminals

例句

用作名词 (n.)

1. Interestingly, these T-R cavities employ old-fashioned spark gaps, complete with ozone smells and crackling sound tones.
   有趣的是这些收发开关里头使用的旧式火花隙会生成臭氧并发出轻微的爆裂声。