不知轻重
bù​zhī​qīng​zhòng

tactless

  • created sense approved 不知轻重/不知輕重 · bù​zhī​qīng​zhòng · tactless

    不知轻重 / 不知輕重

    bù​zhī​qīng​zhòng

    tactless

    failing to recognize social propriety or the status of others; not knowing who is who or how to behave appropriately

    他在长辈面前说话如此放肆，真是不知轻重。

    idiom

    created sense