retainer
畅通词汇
英
[rɪ'teɪnə(r)]
美
[rɪ'teɪnər]
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n.
保持者；仆人；定位器
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[牙科]牙架.
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n.
（律师、顾问等的）聘金
Noun:
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a fee charged in advance to retain the services of someone
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a person working in the service of another (especially in the household)
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a dental appliance that holds teeth (or a prosthesis) in position after orthodontic treatment
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用作名词 (n.)
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The retainer in his family was very honest.
他家里的那位仆人很诚实。
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