An easy way to check your colors and contrast is to print your portlet's output on a black-and-white printer and give it to someone else.
检查颜色和对比度的简单方法是将portlet的输出通过到黑白打印机打印，并拿给其他人看。
All this came in "alaia" colors: black or jewel shades like garnet red and deep green, as well as a graphic black and white animal print.
黑色或者诸如石榴红和深绿等宝石色，还有生动的黑白动物图案，都来到“alaia”色系中。
White line engraving a relief print made from a block in which the non-printing engraved lines form the subject producing a design in white lines and areas on a black ground.
白文木刻用木刻版印的凸版画。 雕去它的主题部份，成非印纹，在黑色下面造成白色线条的图形。
Clapped a great deal of photograph, what to use is the black and white film, expecting the oneself to develop to print behind, all night a lot of night.
拍了大量的照片，使用的是黑白胶卷，后期自己冲印，通宵了很多晚上。
Clapped a great deal of photograph, what to use is the black and white film, expecting the oneself to develop to print behind, all night a lot of night.
拍了大量的照片，使用的是黑白胶卷，后期自己冲印，通宵了很多晚上。
应用推荐