修: Embellishment, rhetoric. When used in personal names, it often signifies cultivation and erudition.
斯: This person, this moment. It conveys a sense of refinement, the awe-inspiring dignity of a sage, and the dedication of one who lives and breathes their principles morning and night.
Meaning: As a transliterated name, 'Xiu Si' conveys a sense of elegance, thoughtfulness, and refinement.