音标:['blækәniŋ] ;
n. 致黑
[化] 光密度; 黑度
n. changing to a darker color
词型变化:名词复数形式 : blackenings
词性分布:
形容词100%

blackening的用法和样例:

例句

用作名词(n.)
  1. Hellish flames billowed upward, blackening the groaning roofbeams.地狱般的火焰向上翻滚着巨浪,烧黑了房梁,发出嘎吱声。
  2. 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。
  3. 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。

词汇搭配

  • oil blackening蓝化
  • bulb blackening灯泡变黑
  • film blackening胶片变暗
【近义词】
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