Agrium
栽培群落
🗣️ 情景例句
I'm sorry I'll have to pass.
很遗憾我得错过这回了。
You're very kind to take the trouble to help me.
谢谢你不怕麻烦帮助我。
I'm afraid I'm still not very good at it, though.
不过，恐怕我的汉语还是不够好。