N-p-k
[医]nitrogen,Phosphorus,Kalium 氮、磷、钾（肥料）
🗣️ 情景例句
This.
这个。
How much is this carpet per square yard?
地毯每平方码要多少钱？
I asked him what it was and he told me that it was Medusa, the Gorgon.
我问他那是什么？他告诉我那是蛇发女怪美杜莎。