bulb blackening 灯泡变黑 ; 玻壳黑化
blackening & phosphating treatment 铁件发黑及磷化处理
relative blackening 相对黑度
blackening bath 加厚液
calender blackening 黑道 ; 黑道纸博
The Blackening 黑工艺 ; 唱片名
blackening of teeth 牙齿焦黑
sulfide blackening 硫化黑变
blackening agent 发黑剂
A new process of electroless blackening on aluminum alloy was developed.
开发出一种铝合金化学发黑新工艺。
参考来源 - 铝合金化学发黑新工艺·2,447,543篇论文数据，部分数据来源于NoteExpress
V-T/V-I To blacken something means to make it black or very dark in colour. Something that blackens becomes black or very dark in colour. 使变黑; 变黑
The married women of Shitamachi maintained the custom of blackening their teeth.
下町的已婚妇女保留了染黑牙齿的习俗。
V-T If someone blackens your character, they make other people believe that you are a bad person. 诋毁
They're trying to blacken our name.
他们在设法败坏我们的名声。
The married women of Shitamachi maintained the custom of blackening their teeth.
下町的已婚妇女保留了染黑牙齿的习俗。
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。
Here's a video to flesh out any curiosities you may have about the blackening of the bride.
这里有一个视频可以把你对把新娘弄黑的好奇具体化。
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