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
Easy does it, tom. don't get all worked up.
冷静点，汤姆，不要太激动。
Catch the bear before you sell his skin.
大事未成时，莫开庆功宴。
After he had put it on the floor, he promptly went to sleep again.
他把床垫往地板上一放，很快又睡着了。