mucus

n [U] sticky slimy substance produced by the mucous membrane; any similar slimy substance （黏膜分泌的）黏液; 类似黏液的物质: a nose blocked with mucus 黏液堵塞的鼻子 * a trail of mucus left by a snail or slug 蜗牛或蛞蝓留下的黏液痕迹.

Ms., MSc, MST, Mt, mth, MTV, much, much less, much more, much-travelled, muchness, mucilage, mucilaginous, muck, muck-raker, muck-rakingn, muck-up, mucky, mucous, mucous membrane, mud, mud hut, mud pack, mud-bath, mud-flat, mud-slinging, muddiness, muddle, muddle-headed, muddle-headedness, muddled, muddling, muddy, mudguard, muesli, muezzin, muff, muffin, muffle, muffled,