Prepared cavity
[医] 备填洞, 制备洞
🧩 词语组成解析
prepared
[[pri'peəd]]
a. 准备好的, 特制的
🗣️ 情景例句
When are you going camping again?
你什么时候再去露营？
In college I majored in history, What was you major?
大学时我主修历史，你主修什么呢？
It's a very old castle. It is the oldest one in Britain.
这个城堡很古老，它是英国最老的了。