It is hard to see the owl's brown and black wings in the dark.

在黑暗中很难看到猫头鹰的黑翅膀。

It gets its color from two types of melanin: brown-black eumelanin and red-yellow pheomelanin.

黑的真黑素和红黄的褐素。

The pale, smooth desert plain provides a perfect backdrop for spotting meteorites, which are usually dark brown of black.

对于观陨石而言，光秃秃的沙漠平原最佳场所，因陨石通常黑。

As both species of bears are current a range of colors from almost blonde to dark brown or black.

因这两种熊目前的颜都处于金黄到或黑的范围内。

It also tends to have more of the brown-black melanin pigment than head hair, which is why the carpet doesn't always match the drapes.

它往往比头发含有更多的黑黑素，这就是什么地毯不一定总是与窗帘相配的原因。

He was a tricolor beagle, with a black, tan, and white coat and big dark eyes.

他是一小猎犬，有着黑、褐和白的皮毛，还有一双黑的大眼睛。

Then she ran a grooming glove over him, cleaning the dust from his black, tan, and white coat.

然后她给他戴上梳妆手套，清除他黑、褐和白外套上的灰尘。

After three or four months, your yellow-green complexion has turned brownish-black because your blood vessels have deteriorated to the point that the iron inside them spills out, becoming brownish-black as it oxidizes.

过了四个月， 你本来黄绿的脸就变成了黑， 这是因血管坏死， 里面的铁元素溢出来，氧化后就变成了黑。

And then the dust was settling and the brown-black mass was at the first corner and slowly streaming round the bottom straight and Bond felt the glasses slip in the sweat round his eyes.

然后尘埃落定，黑的物质在第一个拐角处缓缓流过底部笔直，邦德觉得眼镜在他眼睛周围的汗水中滑落。

She did not observe Mr. Farebrother's approach along the grass, and had just stooped down to lecture a small black-and-tan terrier, which would persist in walking on the sheet and smelling at the rose-leaves as Mary sprinkled them.

她没有注意到法瑞布拉瑟先生沿着草地走近，是弯下腰训斥一黑和褐的小猎犬，它会坚持走在床单上，并在玛丽洒玫瑰花叶时闻香。

He went up to it, and wanted to wake it; but behold, from under the cot out jumped a little black and tan terrier dog, and began barking and snapping at Tom, and would not let him touch the cot.

他走近它，想要唤醒它；但是看哪，从帆布床底下跳出一黑和褐的小猎犬，开始对着汤姆狂吠猛咬，不让他碰帆布床。