superstreko signifas en angla

bar [bars]▼(mathematics: sign indicating negation)
noun
[UK: bɑː(r)] [US: ˈbɑːr]

macron▼(short, straight, horizontal diacritical mark)
noun
[UK: ˈmæ.krɒn] [US: ˈmæ.krɒn]

overbar▼(line placed above text)
noun
[UK: ˌəʊvəˈbɑː ] [US: ˌoʊvərˈbɑr ]