retainer
/ri'teinә/
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📖 中文释义
- n. 家臣, 侍从, 保持者
- [化] 保持器; 定位器; 隔栅; 隔环; 护圈; 止动器; 止动装置
🔗 释义中的汉语词
🧩 词形变化
复数 retainers
📘 English Definition（英文释义）
- n. a fee charged in advance to retain the services of someone
- n. a dental appliance that holds teeth (or a prosthesis) in position after orthodontic treatment