411 REFERENCE · Wikibooks
English-Hanzi/Acne
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
Acne is a long-term skin disease that occurs when hair follicles are contaminated by dead skin cells and skin oil.
暗疮是一种长期的皮肤病，当毛囊被死皮细胞和皮肤油污染时就会发生。