Literature Reference: 鸣环动珮恩无尽，掩袖低巾泪不流。—— 《代弃妇答贾客》 The sound of jade pendants and rings echoes endlessly, while tears are hidden behind the sleeve and a lowered scarf. Source from 'Reply of the Abandoned Woman to the Merchant'.
掩: Conceal, cover. Ambiguous, use with caution.
袖: Concealed within the sleeve.
Meaning: Covering with the sleeve implies subtlety, restraint, and concealed emotions.