N-p-k
[醫]nitrogen,Phosphorus,Kalium 氮、磷、鉀（肥料）
??? 情景例句
It's well worth the time.
這很值得花時間。
Who marrieth for love without money,hath good nights and sorry days.
為了愛情，無錢結婚，夜來歡娛，白天悔恨。
I don't know if I'll have the patience.
我不知道我有沒有耐心。