Oscitron
隧道二极管振荡器
🗣️ 情景例句
and leave the number with the baby-sitter.
把餐厅的电话告诉临时保姆。
Would you ming calling her sometime?
你可以找个时间打电话给她吗？
I am trying to draw a horse.
我在试着画一匹马。