A yellowish, white, or reddish-gray crystalline powder, NH2C 6H 4C 6H 4NH 2, used in dyes and to detect blood stains.
对苯二氨基联苯：一种淡黄色、白色或淡灰红色的晶体粉末，NH2C 6H 4C 6H 4NH 2，用在染料和血迹检查中。
For example, a gray square will tend to look greenish when surrounded by red, and reddish when it is surrounded by green.
比如，一个灰色的方框，如果周围是红色，那它看起来就会发绿，如果周围是绿色，看起来就会发红。
She had hideous hair, of a reddish blond which was turning gray, and which she thrust back from time to time, with her enormous shining hands, with their flat nails.
她的头发怪丑，淡赭色，已经半白了，她时时伸出一只生着扁平指甲的大油手去理她的头发。
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