noun HSK 5
báo
thin film · membrane · thin layer

Meaning

薄膜 refers to a very thin layer or film of material. It can describe biological membranes, plastic films, or thin coatings used in technology and science. The word combines 薄 (thin) with 膜 (membrane/film) to literally mean 'thin membrane.'

Usage

This term is commonly used in scientific, technical, and industrial contexts. In everyday life, it often refers to plastic wrap or protective films on electronics. In biology and medicine, it describes cellular membranes or tissue layers.

Examples

  1. 01
    这个手机屏幕上贴了一层保护薄膜
    Zhège shǒujī píngmù shàng tiē le céng bǎohù báo .
    There's a protective film on this phone screen.
  2. 02
    太阳能电池使用了特殊的薄膜材料。
    Tàiyángnéng diànchí shǐyòng le tèshū de báo cáiliào.
    Solar cells use special thin film materials.

Characters

Measure words

  • céng一层薄膜
  • zhāng一张薄膜

Common collocations

  • 塑料薄膜
    liào báo
    plastic film
  • 薄膜材料
    báo cái liào
    film material
  • 一层薄膜
    céng báo
    a layer of film
  • 薄膜技术
    báo shù
    thin film technology

Origin

膜 originally referred to a thin layer of tissue or skin. Combined with 薄 (thin), the compound emphasizes the extremely thin nature of the layer or covering.

Related