Gastriode
充气三极管, 闸流管
🗣️ 情景例句
Sounds of the country.
乡村音响。
Pat, pat. He is patting the kid on his head.
拍，拍。他在轻拍着那个小孩的头。
Good morning. I am. Everyone is here. No one is away.
早上好。我值日。大家都来了。没有人缺席。