Extracoronal retainer
[医] 冠外固位体
🧩 词语组成解析
retainer
[ri'teinə]
n. [机]承盘，挡板;家臣，侍从;[牙科]牙架;保持着;
🗣️ 情景例句
He adjusted himself to the new life.
他使自己适应了新的生活。
This telephone line is interrupted.
这个电话不通。
I can't remember.The man who I served was wearing a hat.
我记不起来了。我接待的那个人戴着一顶帽子。