Pnpn transistor
[电] PNPN晶体管
🧩 词语组成解析
🗣️ 情景例句
But there are one point which I'd like to bring up about the packing.
不过还有一点我得提出来，关于包装问题。
Each person follows his own interests.
人人都追求自己的利益。
The girl asked to see a timetable, feeling sure that her father could not have made such a mistake.
姑娘要求看到时刻表，因为她相信父亲不能把这么大的事弄错。