汉语翻译：
n. 黑, 黑色, *
【化】 黑度英语解释：
名词 blackness:

the quality or state of the achromatic color of least lightness (bearing the least resemblance to white)同义词：black, inkiness

total absence of light同义词：total darkness, lightlessness, pitch blackness, black

He is writing in blackness.他正用黑墨水写字。