Bromlite
碳酸钙钡矿
🗣️ 情景例句
I'd like to give thanks for Grandpa coming to live with us.
我感谢爷爷到这儿和我们一起生活。
He's an engineer.
他是工程师。
Hello. You look tired today.
你好。你今天显得有点儿累。