N-p-k
[医]nitrogen,Phosphorus,Kalium 氮、磷、钾（肥料）
🗣️ 情景例句
It was nice meeting you all.
很高兴见到你们一家人。
I've had this cough for a week now.
我这样咳嗽已经一周了。
Yes, I am, thank you.
是的，好些了，谢谢您。