MUCUS
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示例
During a cold, nasal mucus often becomes thick and yellow.
感冒时，鼻腔黏液常常变得浓稠而发黄。
定义
A slippery, viscous secretion produced by mucous membranes
由黏膜分泌的滑腻黏稠物质
A gelatinous plant or algal substance; also called mucilage
植物或藻类产生的胶状物质；亦称黏液质
During a cold, nasal mucus often becomes thick and yellow.
感冒时，鼻腔黏液常常变得浓稠而发黄。
A slippery, viscous secretion produced by mucous membranes
由黏膜分泌的滑腻黏稠物质
A gelatinous plant or algal substance; also called mucilage
植物或藻类产生的胶状物质；亦称黏液质