Ferrohydrite
褐铁矿
🗣️ 情景例句
Youth boredom is the main culprit behind youth crime.
年轻人的无聊是青少年犯罪最大原因。
I hope you can like the picnic.
我希望你能喜欢这野餐。
What is it? asked the man.
“什么事？”楼上人问。