distinguisher
n. 辨义成分(汉语语义严格意义上的义素)
例句
He pointed the nozzle of the fire distinguisher at the flames.
他将灭火器的喷嘴对著火焰。
You may need to preface the property name with a distinguisher identifiable by the view or action for uniqueness.
考虑到惟一性,您可能需要在属性名前加上一个能够被视图或操作识别的区别符号。
Symbolic activity is not only the mark which distinguisher human from animal but also the intermediary which combines human being with culture.
符号化的思维和符号化的行为是人类生活中最富于代表性的特征。