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。
• 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。
• Underneath there was an old boat-cloak, whitened with sea-salt on many a harbour-bar.
  再下面有件旧水手斗篷，已经被海盐染成了白色。
• 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。
• He is the representative of the whitened black bourgeois.
  他是白化了的黑人中产阶级代表。
• Effects of Diammonium Phosphate on the Rice Yield on Whitened Soil
  淀白土田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。
• The monks face whitened like sea-foam.
  那僧侣脸上一阵刷白，像浪花吐出的白色泡沫。
• His hair and clothes were whitened with snow, and his sharp cannibal teeth, revealed by cold and wrath, gleamed through the dark.
  他的头发和衣服都被雪下白了，他那锋利的蛮族的牙齿，因为寒冷和愤怒而呲露着，在黑暗中闪闪发光。
• 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。