1.These appear brightly coloured and attractive on the screen, whereas less profitable options are made to look manky, a slang word meaning dirty and unattractive.

利润高的在屏幕上显得色彩鲜艳、有吸力，而利润较低的选项则看起来很脏，manky是一个俚语，是肮脏和没有吸力。