Secon
abbr. secondary electron conduction orthicon 次级电子导电正析像管
🗣️ 情景例句
We were together in the Thursday night drama society.
我们过去总在星期四晚上的话剧社团聚会。
I've got a slight pain in my teeth.
我的牙有点痛。
I'm sorry, but I don't have any with me now.
真抱歉，我现在身上没带。