替房东去市图书馆还书的翻译：City Library on behalf of the landlord to return 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Landlord to the City for library books

City Library on behalf of the landlord to return

Goes to the library municipal for the landlord to return the book

for landlords to city library book

City Library on behalf of the landlord to return