early 15c., "thin layer of skin or tissue," a term in anatomy, from Latin membrana "a skin, membrane; parchment (skin prepared for writing)," from membrum "limb, member of the body" (see member). The etymological sense is "that which covers the members of the body."
实用例句
1. The membrane of a bat's wing is interdigital.
蝙蝠翅膀的膜是长在趾间的.
来自《现代英汉综合大词典》
2. These are substances which specifically latch onto the protein on the cell membrane.
这些物质专门依附在细胞膜的蛋白质之上。
来自柯林斯例句
3. A vibrating membrane in the ear helps to convey sounds to the brain.
耳膜的振动帮助声音传送到大脑.
来自《简明英汉词典》
4. Spores form a lipid membrane during the process of reproducing.
孢于在生殖过程中形成类脂膜.
来自英汉非文学 - 生命科学 - 预防生物武器
5. The apical membrane of the epithelial cells is apparently essential.