我很丑所以需要美图秀秀
[wŏ hĕn chŏu suŏ yĭ xū yào mĕi tú xiù xiù]
I'm Ugly So I Need Meitu Xiuxiu. Meitu Xiuxiu is popular image editing software in China. It humorously describes someone who believes they're not attractive and uses image editing tools for enhancing personal images on social media.