英汉词典

1. 现实的;务实的;实事求是的
    If you are realistic about a situation, you recognize and accept its true nature and try to deal with it in a practical way.

realistic的反义词

    e.g. Police have to be realistic about violent crime...
           警方需要对暴力犯罪持务实态度。
    e.g. It's only realistic to acknowledge that something, some time, will go wrong.
           只有承认有些事情在某些时候会出问题才是现实的。