blacken
blacken
black∙en / ˈblækən ; ˈblækən /
◙verb
1. [I,T] to become black, or make something black
• （使）变黑; 把…弄黑:
»The thunder became louder and the sky blackened.
雷声更响，天色也黑了下来。
2. blacken sb's name / character / reputation, to say unpleasant things about someone in order to make other people have a bad opinion of them
• 玷污某人的名声/品德/声誉
