膜 (mó) means “membrane; film”. It is an HSK 6 Chinese character in the HSK 3.0 vocabulary.
手机屏幕上贴了一层保护膜。
Shǒujī píngmù shàng tiē le yī céng bǎohùmó.
A protective film was applied to the phone screen.
Updated: 2026-05-27