Eburnitis
牙釉质密固
🗣️ 情景例句
I'm trying to catch Mary, please.
我想与Mary联络。
Do you have any other flights?
你们还有别的班机吗？
The article began: 'Hundreds of steps lead to the high wall which surrounds the president's palace'.
“几百级台阶通向环绕总统的高墙。