Klydonograph
脉冲电压记录器,脉冲电压拍摄机
🗣️ 情景例句
555-9470…and it's busy….
555-9470……还是忙音 ……
Your question is how we developed our product?
你的问题是我们是如何发展我们的产品？
I had just lost $50 and I felt very upset.
我刚刚丢了50英镑，感到非常烦恼。