Monoscope
[计] 单象管
🏥 医学释义
单象管，存储管式示波器
🗣️ 情景例句
I have been a poor student of foreign languages.
外语就学得不好。
He is speaking on another phone.
他正在接听别的电话。
Excuse me, are you American, too?
对不起，问一下，你是美国人吗？