cotton wool

Từ điển tiếng Anh - Cambridge Advanced Learners Dictionary

ˌcotton ˈwool UK ( US cotton ) noun uncountable UK
cotton in the form of a soft mass, usually used for cleaning your skin
• cotton wool balls/pads
Thesaurus⁺: ↑Toiletry and perfumes ↑Medical dressings, supports and devices
See also: cotton

• Từ đồng nghĩa / Synonyms:
  cotton, cotton fiber