Agron
n. 土壤腐殖质残积层
🗣️ 情景例句
Hey, what did you do on your trip?
嗨，旅游时玩的怎么样？
Who is the man?
那位男士是谁？
but hauling it out of the water proved to be a serious problem.
可是把盘子捞出却是一个很大的难题。