Pfi
abbr. power factor indicator 功率因数指示器
🗣️ 情景例句
Me, too. Milk, please.
我也一样。请递给我牛奶。
They say everything.
他们什么事都说。
There are also other varieties that do not live in groups at all.
还有别的类型的蜂，它们全然不过群体生活。