smut

smut
noun
  1. a small flake of soot or other dirt
    煤灰，煤粉结片
    all those black smuts from the engine.
    所有从机车里散落出的煤灰。
    ■a mark or smudge made by such a flake
    污点，污迹
    the curtains were grey with city smuts.
    窗帘被城市里的烟灰染成灰色了。
  2. [mass noun]a fungal disease of cereals in which parts of the ear change to black powder
    （谷类）黑穗病
  3. The fungi belong to Ustilago and other genera, order Ustilaginales, class Teliomycetes
    引发黑穗病的真菌属于黑粉菌属或其他属，黑粉菌目，冬孢菌纲
  4. [mass noun]obscene or lascivious talk, writing, or pictures
    淫秽言谈（或作品、图片）
    porn, in his view, is far from being harmless smut.
    从这种观点来看，黄色作品根本就不是无害的淫秽材料。
(smutted, smutting)
[with obj.][often as adj. smutted]
  1. mark with flakes or soot or other dirt
    染上污点，被弄脏
    the smutted sky.
    黑灰弥漫的天空。
    ■infect (a plant) with smut
    使（植株）染上黑穗病
    smutted wheat.
    患黑穗病的小麦。
派生
smuttily
adverb
smuttiness
noun
smutty
( smuttier, smuttiest)
adjective(smuttier, smuttiest)
语源
  1. late Middle English (in the sense 'defile, corrupt, make obscene'): related to German schmutzen; compare with smudge. The noun dates from the mid 17th cent
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