Blue: Is a dark steel-blue, not a silver-blue and not mingled with fawn, bronzy or black hairs.
蓝色：是深蓝色，具有金属光泽。不可以是银蓝色也不可以掺杂浅黄褐色、青铜色或黑色被毛。
2
If you point a blue light toward the silver ball, it would turn bluish.
如果你把蓝光指向银色的球，它就会变成略带蓝色的。
3
For decades, MayDay parades in Moscow have taken place under clear blue skies, aircraft having deposited dry ice, silver iodide and cement powder to disperse clouds.