Pfi
abbr. power factor indicator 功率因数指示器
🗣️ 情景例句
Are we too late for our dinner reservation?
我们会不会错过晚餐订位时间
I usually get up at 8 o'clock.
我通常8点起床。
That sounds like the product we had in mind.
那种产品好像就是我们所想要的。