This photograph was taken in Queens on the 7 train line,It is a service announcement about scheduled track work and it appears to translated into Spanish, and two dialects either Mandarin and Catonese
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The linguistic landscape is telling us of the diversity, the 7 train tuns through some many neighborhoods and people from some many different ethnic backgrounds take the subways. You can interpret it as although it is not in every language the Borough of Queens maybe mostly populated with the languages present here on the service announcements.