Pf
[电] Picofarad的简写
🗣️ 情景例句
Thank you very much, But I guess I'd better do it myself.
谢谢你，但我想我最好还是自己做。
Better late than never.
迟做总比不做好。
If you learn even a little English, you will find it usedful after you leave school.
假如你哪怕只是学一点英语，毕业后，也会发现它是有用的。