blackening

1. 1.

   The act or process of turning (becoming) black in colour.

   变黑的行为或过程。

2. 2.

   The result or an instance of such an act or process; a black stain or mark.

   变黑的结果或实例；黑色的污渍或痕迹。

3. 3.

   Any of various (dark-colored) surface treatments for metal substrates, to inhibit corrosion.

   金属基底的各种深色表面处理,以防腐蚀。

4. 4.

   The act of defaming or sullying.

   诽谤或玷污的行为。

变黑的结果或实例；黑色的污渍或痕迹。；金属基底的各种深色表面处理,以防腐蚀。；诽谤或玷污的行为。；致黑；[化] 光密度; 黑度

Connections

Learner notes