n.

a soiled or discolored appearance

"the wine left a dark stain"

同義詞：discolorationdiscolouration

(microscopy) a dye or other coloring material that is used in microscopy to make structures visible

the state of being covered with unclean things

同義詞：dirtfilthgrimesoilgreasegrunge

a symbol of disgrace or infamy

同義詞：markstigmabrand

an act that brings discredit to the person who does it

同義詞：blotsmearsmirchspot

Capillary flow as the cause of ring stains from dried liquids
Phylogenetic stains: ribosomal RNA-based probes for the identification of single cells
Methylene blue selectively stains intestinal metaplasia in Barrett's esophagus.
Erratum: Phylogenetic Stains: Ribosomal RNA-based Probes for the Identification of Single Cells
Sturge–Weber Syndrome and Port-Wine Stains Caused by Somatic Mutation in GNAQ
Treatment of children with port-wine stains using the flashlamp-pulsed tunable dye laser
Terbium(III) and europium(III) ions as luminescent probes and stains for biomolecular systems
Demonstration of all connective tissue elements in a single section; pentachrome stains
Analysis of mitochondrial morphology and function with novel fixable fluorescent stains.
Biotin amplification of biotin and horseradish peroxidase signals in histochemical stains