Thecae
[医] 膜, 鞘
🗣️ 情景例句
Yes, but the number's no longer in service.
打过，但那个号码是空号。
Does your computer have a modem?
你的电脑有调制解调器吗？
Excuse me.Where's the nearest post office, please?
请问。最近的邮局在哪里？