sprue

sprue1
[spruː]
noun
  1. a channel through which metal or plastic is poured into a mould
    浇铸道,铸道
    ■a piece of metal or plastic which has solidified in a sprue, especially one joining a number of small moulded plastic items
    炉口结渣
语源
  1. early 19th cent.: of unknown origin

sprue2
[spruː]
noun
  1. [mass noun]disease of the small intestine causing malabsorption of food, in particular
    小肠吸收障碍症,尤指
    ■(亦作 tropical sprue)a disease characterized by ulceration of the mouth and chronic enteritis, suffered by visitors to tropical regions from temperate countries
    口炎性腹泻
    ■(亦作 non-tropical sprue). another term for coeliac disease
    同 coeliac disease
语源
  1. late 19th cent.: from Dutch spruw 'thrush'; perhaps related to Flemish spruwen 'sprinkle'
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