blue black

基本解释

But the big black bear didn't bleed blue black blood.
大黑熊流出的血却不是深黑色的。
blog.sina.com.cn
Electroreduction of eriochrome blue black B was studied by d. c. polarography, differential pulse polarography and cyclic voltammetry.
本文使用普通极谱、脉冲极谱、循环伏安法研究了依来铬蓝黑B的电还原。
When the long alkyls were introduced to Acid Blue Black 10B, a series of final compounds the fatty amido Acid Blue Black 10B is obtained.
当长碳链加到酸性蓝黑10B后，我们就得到了一系列的最终产物—脂肪酰氨基酸性蓝黑10B。

There are two upright struts of the ladder, one shown in blue here, the other shown black.
两条上下的主链作为支柱,一条以蓝色表示,一条以黑色表示
耶鲁公开课 - 生物医学工程探索课程节选
And here in the middle of the page a little ways down: My love's striped black-and-white cotton frock, jaunty blue cap, white socks and brown moccasins were not quite in keeping with the large, beautifully cut aquamarine on a silver chainlet which gemmed her throat, a spring rain gift from me.
在这一页中间偏下的地方：,我的小情人穿着黑白条子的棉布裙，带着鲜艳的蓝色帽子，白袜子和亮皮鞋与她脖子上那条优美的,蓝宝石项链有些不协调,这是由于那场春雨我送给她的礼物。
耶鲁公开课 - 1945年后的美国小说课程节选
The corresponding half of the ladder that corresponds to any given ladder, let's say the black DNA molecule that corresponds to the blue one is not just a mirror image.
与任何单链配对的,另一条单链,比方说与蓝色DNA分子,配对的黑色DNA分子,并不是蓝色DNA分子的镜像
耶鲁公开课 - 生物医学工程探索课程节选

She wore a pair of blue black shorts, a B.
NPR: Excerpt: 'The Member of the Wedding'