Radicular retainer
[医] 根管固位体
🧩 词语组成解析
a. 根的, 小根的
retainer
[ri'teinə]
n. [机]承盘，挡板;家臣，侍从;[牙科]牙架;保持着;
🗣️ 情景例句
Robbie, let's call them. Robbie
Robbie，我们给他们打电话，Robbie。
I try to keep in touch with current events by reading the newspapers.
我经常读报以尽量了解时事。
Mind your own business!
管好你自己的事！