Bispelmicrite
生物球粒微晶灰岩
🗣️ 情景例句
Oh, we have a lot to be thankful for.
啊，我们有很多需要感谢的事情。
He was anxious about his son's safety.
他担心他儿子的安全。
I'd like two sweaters for my daughters.
我想给女儿买两件毛衣。