衛生褲

卫生裤
wèishēngkù
(dialect) thermal underwear bottoms; long underwear pants

CEDICT

dialect

Entry Composition

1 衛生 wèishēng
  1. hygienic; sanitary
  2. hygiene; sanitation
2 褲 kù
  1. underpants
  2. trousers
  3. pants