Arcoscillator
电弧振荡器
🗣️ 情景例句
I think it's time for the wedding to begin.
我想是婚礼可以开始的时候了。
I suppose it's difficult for you to do this.
我推测对你来说做这件事情是很困难的。
Is there a ball under the table?
桌子上有一只球吗？