blacken

• 动词，指使某物变成黑色或深色，也指损害某人的名誉。

A verb used to indicate the act of making something black or dark in color, or to damage someone's reputation.

1. Make or become blackB2formal

   To cause something to turn black in color, or to become black.

   使变黑

   • The smoke from the fire blackened the walls of the room.
   • The sky blackened as the storm approached.
   • The metal blackened after being exposed to the chemical.

   同义词blackchardarkenscorchsingesmokesmudgestain

   反义词bleachwhiten

2. Burn slightly and superficiallyB2formal

   To burn the surface of something, affecting its color but not destroying it.

   烧焦

   • He blackened the steak on the grill for a smoky flavor.
   • The toast was blackened in the toaster.
   • The chef blackened the fish with a special spice rub.

   同义词charscorchsearsinge

短语动词变体blacken out