whitened

英 [ˈwaɪtnd]

美 [ˈwaɪtnd]

v.  (使)变白，变得更白
whiten的过去分词和过去式

过去分词：whitened　

BNC.41494 / COCA.37572

柯林斯词典

• V-ERG (使)变白
  When somethingwhitensor when youwhitenit, it becomes whiter or paler in colour.
  1. Her knuckles whiten as she clenches her hands harder.
     她的手握得越来越紧，指节都变白了。
  2. ...toothpastes that whiten teeth.
     增白牙膏

英英释义

adj

• (of hair) having lost its color
  1. the white hairs of old age
  Synonym:white

双语例句

• The adaptive filter algorithm based on innovation theory was introduced. The color noise of the observed series resulted from data gathering and long-distance transfer was whitened.
  引入了新息理论和自适应滤波算法，使管道运行的数据采集和远程传输过程中产生的非白噪声转化为白噪声。
• The hoar-frost whitened the pavement in front of Mr. Moore's residence, and made silent havoc among the tender plants in his garden.
  白霜洒白了穆尔先生的住宅前面的大路，悄悄地摧残园子里嫩弱的草木。
• A whitened degree in grey system theory is used to describe water quality risk, and a practical example is analysed.
  在灰色系统理论中定义了一个白化度用来描述水质风险，并作了实例研究，将结果与概率风险进行了比较分析。
• Her hair had whitened over the years.
  多年以来她的头发已经变白了。
• The effects of diammonium phosphate on the rice yield in whitened soil in Hanshan were discussed.
  探讨了在含山县淀白土田上施用磷酸二铵对水稻产量的影响。
• She's had her nicotine-stained teeth whitened.
  她将被尼古丁染焦的牙齿洗白了。
• Gradually the cool dim gray of the morning whitened, and as gradually sounds multiplied and life manifested itself.
  清早凉爽的暗淡的晨光渐渐发白了，各种声音也随着多起来，一切都显得活跃了。
• Diffuse Reflection will cause the skin to appear whitened and the product to appear "caked-on" as per white pigments.
  漫反射使皮肤显得白皙，产品本身则像白色素一样凝入肌肤。
• Thus designing and implementing a whitened filter against 1/ f noise are significant.
  因此针对l/f类分形噪声设计和实现一种白化滤波器在信号检测中具有重要意义。
• Then, the whitened dimension-reduced data vector as a single user model is looked, the Iterative Least Squares ( ILS) detection and Minimum Mean Square Error ( MMSE) detection are researched.
  将白化滤波后的降维数据矢量看作是单用户的系统，研究了迭代最小二乘（ILS）检测和最小均方误差（MMSE）检测。