stain
stein
基本解释
n. 污染, 污点, 着色剂
vt. 沾染, 染污, 着色
vi. 变脏
英文释义
n. a soiled or discolored appearance
n. (microscopy) a dye or other coloring material that is used in microscopy to make structures visible
v. color with a liquid dye or tint
v. produce or leave stains
词形变化
上一个单词：stails
下一个单词：stain control agent