It's a normal skin color, the one it generally presents, is either red or brown or even grey, and it's speckled with dark spots.

它通常呈现的是一种正常的皮肤颜色，要么是红色，要么是棕色，甚至是灰色，还有一些黑斑。

youdao

The star system, located only 400 light years away, is distinguished by its colorful surroundings, which include a red emission nebula and numerous light and dark brown dust lanes.

这个恒星系统在400光年远处，以多彩的环绕物质而著名，包括一个红色发射星云和众多深棕、浅棕色的尘带。

youdao

I'm usually dark brown, but I also can be black, gray or shades of red.

我通常是深棕色的，但也可能是黑色、灰色或暗红色。

youdao

Dark brown, but also red.

NEWYORKER: Ziggurat

They are available in ten colors, including black, white, red, pink, light brown, dark gray, yellow, purple, orange and green.

ENGADGET: Yamaha intros mini audio systems with iOS remote control, explosion of colors

He wore a red jail jumpsuit and sported a thick, bushy beard and unkempt dark brown hair.

NPR: Colo. Judge Enters Not Guilty Plea For Holmes