This is the 5049th most frequent Japanese word.
薄暗い
Dim; gloomy.
Here, '薄暗い' is used to describe the lighting condition of a room as being insufficiently lit or dim, indicating a need for additional light.
その部屋は薄暗かったので、灯りをつけました。
The room was dimly lit, so I turned on the light.
In this case, '薄暗い' refers to the overall lighting in the forest, suggesting it has limited natural light despite being outdoors.
薄暗い森の中で迷子になってしまいました。
I got lost in the dim forest.
Here, '薄暗い' is used to describe the quality of light from an electric source, indicating insufficient brightness to clearly see details.