Rfo
abbr. radio frequency oscillator 无线电频率振荡器; request for factory order 要求工厂定购
🗣️ 情景例句
I did drink a lot of coffee when I was younger, But I have noticed the health benefits since I quit.
我在年轻时确实喝过很多咖啡，但我发觉戒了咖啡后身体健康多了。
We invited two guests to dinner,but they didn't come.
我们邀请了2个客人去吃晚饭，但是他们没来。
Of course, Father Christmas isn't real.
当然，圣诞老人并不是真的。