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retainer  
词性及解释
  • 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
  • 【医】
    固位体(牙), 保留器, 保持器
  • 【经】
    保留者, 律师(聘请)费
英英解释
  • 1.
    n.a dental appliance that holds teeth (or a prosthesis) in position after orthodontic treatment
  • 2.
    n.a fee charged in advance to retain the services of someone
常用词组
习惯用语
  • 1.
    become retainer of
    投靠
例句
  • 1.
    A one-hundred-dollar retainer agreement
    一个一百元的聘用定金协议
  • 2.
    HER new impression of him is strengthened by the evidence of an old Darcy family retainer who has nothing but good to say of Darcy.
    她对于他的这种新印象,由于达西家一个老家仆的证明而又得到加深,这老家仆对达西赞不绝口。
  • 3.
    We pay HIM a retainer of1,000.
    我们预先支付给他聘请费1000英镑。
  • 4.
    The balls may be loosely restrained and separated by means of a retainer OR cage.
    用保持架松动地把各球分隔开并固定其位置。
  • 5.
    We pay him a retainer of$1,000per annum.
    我们每年付给他1,000美元的预聘费。
  • 6.
    Variations in porosity of various batches of retainer materials and variations in bleed-out rate are contributing factors to these spotty results
    各批保持架材料多孔性的
  • 7.
    cavity retainer plate
    模穴托板
  • 8.
    ejector retainer plate
    面针板
  • 9.
    Remove the retainer from the body bore.
    从阀体镗孔内拆卸固定器。

小测验:选择正确的单词

vi. 作呕, 反胃 vt. 呕吐 n. 反胃, 呕吐声
  • A.rdetarded
  • B.rdetardant
  • C.rdetard
  • D.rdetch
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