Grapholite
石墨片岩
🗣️ 情景例句
I know. I know. I'm really sorry.
我知道 我知道。真的很抱歉。
Could you tell me where is the elevator?
你能不能告诉我电梯在哪里？
Why don't you attend an aerobic class?
你为什么不去参加一个有氧健身班呢？