| 释义 | 
		Definition of tear duct in English: tear ductnounˈtɪədʌktˈtɪr ˌdəkt A passage through which tears pass from the lachrymal glands to the eye or from the eye to the nose.  Example sentencesExamples -  This can be caused by a blocked tear duct, which can be treated by gentle massage between the eye and nasal area.
 -  A thin, blunt metal wire is gently passed through the tear duct to open any obstruction.
 -  Viruses and bacteria may be rubbed into the eye or may travel from an infection in the nose up through a tear duct and into the eye.
 -  Before massaging the tear duct, wash your hands.
 -  Some children have nasal polyps, which are cysts or growths of extra tissue in the nose at the end of the tear duct.
 
    Definition of tear duct in US English: tear ductnounˈtɪr ˌdəktˈtir ˌdəkt A passage through which tears pass from the lachrymal glands to the eye or from the eye to the nose.  Example sentencesExamples -  A thin, blunt metal wire is gently passed through the tear duct to open any obstruction.
 -  Before massaging the tear duct, wash your hands.
 -  Some children have nasal polyps, which are cysts or growths of extra tissue in the nose at the end of the tear duct.
 -  This can be caused by a blocked tear duct, which can be treated by gentle massage between the eye and nasal area.
 -  Viruses and bacteria may be rubbed into the eye or may travel from an infection in the nose up through a tear duct and into the eye.
 
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