暗昧不明 naive ; ignorant ; uncultured

一盏永不昏暗的明灯 Love is a light that never dims

不明不暗 be neither light nor dark

目暗不明候导引法 daoyin for dim dyesight

明人不说暗话 a straightforward person does not resort to insinuations

明人不做暗事 an honest man does not deal unde ; an honest man doesn't do anything underhand

明暗不良 poor highlighting

浓淡明暗不同的色调 shade and light hue