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
Coming out of the forest they see a fire in the distanceComing out of the forest they see a fire in the distance
Непрозрачный воздух, насыщенный водяными парами, а также загрязнённый пылью, дымом, копотью и т. п..