1
- a channel through which metal or plastic is poured into a mould浇铸道, 铸道。
1.1
- 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。
词源
early 19th cent.: of unknown origin.
mass noun
1- disease of the small intestine causing malabsorption of food, in particular小肠吸收障碍症, 尤指：
1.1
- （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。
1.2
- （亦作non-tropical sprue）another term for COELIAC DISEASE.
词源
late 19th cent.: from Dutch spruw 'thrush'; perhaps related to Flemish spruwen 'sprinkle'.