Sgm
abbr. spark gap modulator 火花隙调节器
🗣️ 情景例句
This is something you'll have to work out yourself.
这就是你必须自己做出决定的事情。
She has a particular interest in painting.
她特别爱好绘画。
Of course, everyone likes presents.
当然，每一个人都喜欢礼物。