Dentification
牙形成
🗣️ 情景例句
If you need any help, I'll be ust over here.
如果你需要任何帮助，我都随时待命。
I will go out with him is he asks me.
我会和他出去，假如他要求我的话。
I looked out of the window.It was dark outside.
我望望窗外，外面一片昏暗。