roughness基本解释
n.粗糙;凹凸面;篷乱的毛发
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n.粗糙;凹凸面;篷乱的毛发
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"the crudeness of frontier dwellings depressed her"
"men associate the roughness of nonstandard working-class speech with masculinity"
"the roughness of her voice was a signal to keep quiet"