Dentinitis
[医] 牙[本]质小管炎
🗣️ 情景例句
Oh, you think you're going to have a hard time
你认为需要大费周折
I'm going to buy four feet.
我要买四英尺。
He say he's just arrived in Scotland. He says he's staying at a Youth Hostel.You know he's a member of the Y.H.A.
他说他刚到苏格兰。他说他住在一家青年招待所。你知道，他是“青招协”的一个成员。