Examples

灰暗的天空

a gloomy (or murky grey) sky → 灰暗

他脸色灰暗，象有什么大病。

His face is grey and he looks very ill. → 灰暗

我的心情很灰暗。 → 灰暗

显示器颜色灰暗。 → 灰暗

我爱我生命中的晦暝时刻, 虽然灰暗但是可以让我更珍惜阳光。

I love those depressing times in my life. Although dark, they made me cherish the sunshine more. → 晦暝

色调灰暗 → 灰暗

灰暗的天空。 → 灰暗

to paint a grim/gloomy/vivid picture of sth

将某物描绘成一副凄凉/灰暗/生动的景象 → paint

to paint a vivid/gloomy/bleak {etc} picture (of sth)

描绘了(某事的)一副生动/灰暗/凄凉{等}的景象 → picture