Pnpndiode
[电] PNPN(四层)二极管
🗣️ 情景例句
That'll be our first one,
这将成为我们的第一件，
How thick is the ice here?
这儿的冰有多厚？
A farm worker, who stayed up all night claimed to have seen a figure cutting corn in the moonlight.
有一个彻夜未眠的雇工还声称他看见一个人影在月光下收割庄稼。