Pnpndiode
[电] PNPN(四层)二极管
🗣️ 情景例句
Where are you working now?
你现在在哪里工作？
Is there a police station nearby?
这附近有没有警察局？
She understood what I was talking about, even though it was the first time we had spoken together.
她理解我的话，虽然我们是第一次在一起说话。