Opticon
内髓
🗣️ 情景例句
I'm so tired, I have to take a nap when I get home.
我太累了，回到家后一定要睡上一会儿。
Scratch a Russsian, and you('ll) find a Tartar.
文明不能改变本性。
You are coming along well.
你进展得很好。