blackening

英 [ˈblækənɪŋ]

美 [ˈblækənɪŋ]

v.  (使)变黑; 抹黑; 丑化; 败坏…的名誉
blacken的现在分词

化学

COCA.45535

柯林斯词典

• V-ERG （使）变黑；弄黑；涂黑
  Toblackensomething means to make it black or very dark in colour. Something thatblackensbecomes black or very dark in colour.
  1. The married women of Shitamachi maintained the custom of blackening their teeth...
     下町的已婚女性还保留着把牙齿涂黑的习俗。
  2. You need to grill the tomatoes until the skins blacken.
     你得把番茄烤到皮变黑为止。
• VERB 诬蔑；玷污；给…抹黑
  If someoneblackensyour character, they make other people believe that you are a bad person.
  1. He accused him of knowingly spreading falsehoods in an effort to blacken my character...
     他指控他蓄意散布虚假信息以玷污我的人格。
  2. They're trying to blacken our name.
     他们企图败坏我们的名声。

英英释义

noun

• changing to a darker color
  Synonym:darkening

双语例句

• Behaviors of copper in blackening bath without selenium were studied.
  对铜在无硒电化学发黑液中的行为进行了研究。
• A newly developed blackening process which fitted for blackening of different stainless steel was introduced.
  介绍了一种适合不同种类不锈钢发黑的新工艺，讨论了配方成分和工艺参数等对发黑膜的影响。
• Dawn comes and you see its path-the glistening leaf, the gloaming stem, the limp, blackening garden vine.
  拂晓时分，你随处可见它的踪迹，在闪亮的叶子上，朦胧的茎干上，盘曲黝黑的藤蔓上。
• The output signal from the detector may be the blackening of a photographic emulsion.
  探测器的输出信号可以是照相乳胶的黑度。
• Quite significantly, there was no blackening of the emulsion at the mirror's surface.
  十分引人注意地，在反射镜表面的乳胶没有变黑。
• A newly developed high efficient degreasing and rust removing solution for pre blackening treatment of high strength bolt is presented.
  根据高强度螺栓发蓝工艺的独特性，研制适用工艺要求的常温除油除锈液，在生产中应用良好。
• A Solution of Conductor Blackening of Film Lapped Wire
  解决薄膜绕包线导体发黑方法的研究
• Formulas and technology of steel blackening at room temperature have been studied.
  对亚硒酸－铜盐－磷酸体系钢铁常温发黑的配方及工艺进行了研究。
• Progress of bioremediation for controlling blackening and stink of rivers
  生物修复技术在黑臭河道治理中的应用
• Brother: I wouldn't stand for this blackening of our name.
  我无法容忍这种为家族抹黑的行为。