deep mourning
(纯黑的)正式丧服
A simple, bare corridor leads to a plain black door.
一个很简陋，无遮蔽的走廊通向一个纯黑色的门。
Toni Morrison s Paradise: A Text of Querying Pure Blackness;
托尼·莫里森的《天堂》：一个质疑纯黑性的文本
utter darkness, bliss, nonsense
漆黑、 极乐、 纯粹的废话
black alkali, black ash
黑灰(不纯的碳酸钠,造纸业黑液回收的碱灰)
Study on Extraction, Purification and Qualities of Black Pigment from Black Sesame;
黑芝麻中黑色素的萃取、纯化及其性质的研究
an impure form of copper having a black blistered surface.
一种不纯的铜，有起泡的黑色外表。
Dirty colour: A colour containing three primary colours or any colour with black.
色: 不纯的颜色。它含有黑色或三种原色。
snow-goose( large white goose with black wing tips that lives in arctic areas )
雪雁（体羽纯白,翅尖黑色,产于北极）.
“Black beans and rice, fried bananas, and some stew.
“黑豆饭、油炸香蕉，还有些纯菜。”
Purification and Properties of β-Glucosidase From Aspergillus niger
黑曲霉β-葡萄糖苷酶的纯化与性质
Reasearch on the Ultrasonic Extraction, Purification Process and the Property of Blackberry Pigment;
黑莓色素超声波提取、纯化及特性研究
Unsophisticated mind behind Hawthorne s black stories--An insight into Hawthorne s black novels;
“黑色故事”背后的纯真心灵——霍桑黑色小说艺术探析
Effect of Applying Pure Nitrogen Fertilizer on Maize Yield in Different Ages Period in Heihe Region
不同叶龄期施用纯氮肥对黑龙江省黑河地区玉米产量的影响
(of color) being chromatically pure; not diluted with white or gray or black.
（指颜色）纯色彩；没有被白色、灰色或者黑色削弱。
The black soot deposited on a kettle by a smoky campfire is nearly pure carbon.
带烟的营火在水壶上熏积的黑煤烟几乎是纯碳。
On they sped out of the darkness, perfect, glorious.
她们快步走出了黑暗，显得那么纯洁，乐观。
Study of Isolation and Purification of Lactase from Aspergillus Niger D2-26 and Enzyme Properties;
黑曲霉D2-26乳糖酶分离纯化及酶学性质研究