noun
General term for a thin layer covering a surface, such as a protective coating, a thin film, or a biological membrane.
金属の表面に保護被膜を形成する。
A protective coating is formed on the metal surface.
この薬は胃の中で被膜を作る。
This medicine forms a film in the stomach.
noun
capsule; tunic
Anatomical or botanical use: a membranous covering or envelope, such as a bacterial capsule or a plant tunic.
細菌の被膜は抗生物質への耐性に関与する。
The bacterial capsule is involved in antibiotic resistance.
タマネギの外側の
Remove the thin tunic from the outside of the onion.