菇凉你不笨怎会不懂我念你
[gū liáng nĭ bù bèn zĕn huì bù dŏng wŏ niàn nĭ]
'菇凉你不笨怎会不懂我念你' translates to 'Girl, if you’re not dumb, how could you not understand my thoughts about you'. This conveys a frustrated wish for understanding from a girl, hoping she comprehends the speaker's affection.