半盏红颜泪一念相思碎
[bàn zhăn hóng yán lèi yī niàn xiāng sī suì]
Means 'Half cup of the tears of beauty, one thought shatters yearning,' conveying intense emotions about unrequited love or heartache caused by a significant other's absence. It refers to classical Chinese expressions of melancholy and separation in romance, where beauty, longing, and tears play central roles.