biological film的用法和樣例：
例句
- A thin skin or film,such as an organic membrane or a liquid film.
薄皮，薄膜如生物膜或液體膜等細薄的皮或膜。 - Bacteria in such a film are embedded in a polymer matrix, which makes them harder to kill than isolated individuals.
在生物膜中的細菌鑲嵌在聚合物基質(zhì)中，使得它們比孤立的個(gè)體更難以殺死。
