Magdonit
马格多尼特碱性耐火制品
🗣️ 情景例句
Just to get an idea of some other possibilities.
瞧瞧其他可能的选择。
Did you go to the zoo this morning?
你今早去动物园了吗？
Pinhurst is only five miles from Silbury,
平赫特离锡尔伯里只有5英里，