Phytocollite
氮腐殖质
🗣️ 情景例句
Sunday. Why?
星期天。为什么问这个？
I would like to check her sewing machine.
我要去检查她的缝纫机。
I have known very few writers, but those I have known,
我所认识的作家寥寥无几，然而凡是我所认识