单词	mucin
释义	mucin /ˈmjuːsɪn / noun [mass noun] Biochemistry A glycoprotein constituent of mucus: mucin is secreted by the salivary glands... Most of the organic material in saliva is protein, some of which is glycoprotein or mucin, which contains both carbohydrate and protein components. The best example of such a gel is mammalian mucus, which is based on the glycoprotein mucin. Although more than 95% of the airway secretion consists of water, the main glycoprotein contained in the airway secretion is mucin. Origin Mid 19th century: from mucus + -in1.
随便看	rotary pump rotary quern rotary switch rotary table rotary tiller rotary wing rotary-winged rotascythe rotaspreader rotatable rotatably rotate rotation rotational rotational latency rotationally rotational quantum number rotational symmetry rotation crop rotation curve rotation grass rotation group rotation office rotative rotativism

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