Hibbsite
三水矾土, 三水合氧化铝
🗣️ 情景例句
I received a letter from my parents this morning.
今天早上我收到父母一封信。
What is the coldest region in this country?
这个国家最冷的地带是哪里？
Hurry up, Sam!The kettle's boiling!
快，萨姆。水开了！