Phytocollite
氮腐殖质
🗣️ 情景例句
I have lots of hobbies. I love to stay busy.
我有很多爱好，我喜欢让自己忙着。
A little fire is quickly trodden out.
小洞易补。
The most economical age to capture an elephant for training is between fifteen and twenty years,
捕捉15至20岁之间年龄的大象进行驯练最为经济。