Cementoclasy
牙骨质破坏
🗣️ 情景例句
Can you weigh this for me?
你能帮我称称这（包裹）吗？
Give me someone who can speak English.
找一位能讲英语的人来。
No, it isn't. Ask that woman. I think it's her bike.
不，不是我的。问问那个妇女吗。我想这是她的自行车。