The awakening of the autumn forest the rays of the sunThe awakening of the autumn forest the rays of the sun
With difficulty, the rays of the sun break through the thickness of the treesWith difficulty, the rays of the sun break through the thickness of the trees
A tree against the background of a winter landscape is beautifulA tree against the background of a winter landscape is beautiful
Непрозрачный воздух, насыщенный водяными парами, а также загрязнённый пылью, дымом, копотью и т. п..