Beryllia
氧化铍
🗣️ 情景例句
Grandpa, Ellen, Philip, Robbie, you and me.
爷爷 Ellen Philip Robbie 你和我。
You're going out of your way for us, I believe.
我相信这是对我们的特殊照顾了。
2 Which subjects do you like reading about in newspapers, magazines and books?
2。你喜欢读报纸、杂志和书籍里的哪些学科方面的内容？