Erdmannite
复硅锆钡矿
🗣️ 情景例句
But we can't do it without talking to the young people.
但我们不能在没有跟年轻人谈谈的情 下就去做。
I won't embarrass you in front of your friends.
我不会在你的朋友面前使你丢丑。
But I must ask my parents first. What time shall I come?
不过我必须先问问父母。我几点钟来呢？