Pfm
abbr. power factor meter 功率因数计
🗣️ 情景例句
One tiny little touchdown, with just three minutes to play.
一次小小的达阵得分 只剩下三分钟了。
I will have done it by the time you come back.
在你回来之前，我会做完它。[将来完成时，表示将完成…，会做完…]
Yes, it is.
是的，是我的。