Pfm
abbr. power factor meter 功率因数计
🗣️ 情景例句
Goodbye, thank you very much for coming.
再见，感谢您能光临。
Pardon me, but I was wondering if you could break a one.
对不起，不知你是否能兑开1元钱。
He made only six films between 1940 and 1966 and only the first of these is still popular today.
1940年至1966年，他仅制作了6部电影，其中只有第一部至今仍然受到欢迎。