mem·brane
noun/ˈmembreɪn/
/ˈmembreɪn/
[countable, uncountable]- a thin layer of skin or tissue that connects or covers parts inside the body
（身体内的）膜 - The virus passes through the cell membrane.
病毒穿过细胞膜。
Oxford Collocations Dictionaryadjective- thin
- permeable
- semi-permeable
- …
- surround something
- wall
- through a/the membrane
- The virus passes through the cell membrane.
- a very thin layer found in the structure of cells in plants
（植物细胞的）膜 Oxford Collocations Dictionaryadjective- thin
- permeable
- semi-permeable
- …
- surround something
- wall
- through a/the membrane
- a thin layer of material used to prevent air, liquid, etc. from entering a particular part of something
（可起防水、防风等作用的）膜状物 - a waterproof membrane
防水薄膜
Oxford Collocations Dictionaryadjective- thin
- permeable
- semi-permeable
- …
- surround something
- wall
- through a/the membrane
- a waterproof membrane
Word Originlate Middle English: from Latin membrana, from membrum ‘limb’.