Arcoscillator
电弧振荡器
🗣️ 情景例句
she would call us.
她会打电话过来的。
He is eating a lot.
他吃了很多。
he said. But I don't have many friends, and I don't enjoy myself very much. I don't know why!
他说，“但是我没有很多朋友，我过得不很愉快。我不懂为什么！”