青花易碎対厼浅笑
[qīng huā yì suì duì qiăn xiào]
Blue-and-white porcelain breaks easily versus a shallow smile. Blue-and-white porcelain is a famous Chinese craft. This username conveys the fragility of something beautiful like blue-and-white porcelain while contrasting it with a slight, fleeting emotion such as a shallow smile. It implies a certain melancholy about transient beauty.