灯火阑珊里的小情绪强颜欢笑里的小苦涩
[dēng huŏ lán shān lĭ de xiăo qíng xù qiáng yán huān xiào lĭ de xiăo kŭ sè]
'Little Emotions In Faded Lights, Slight Bitterness In Forced Happiness' describes subtle feelings emerging when night lights dim, evoking faint heartache concealed under pretended happiness; this reflects bittersweet and somewhat melancholy sentiment after a day of pretending everything's well.