ugh
exclamation uk/ʊx/ /ɜː/ us/ʊx/ /ɜː/
咳，哎呀，呸（用于表示强烈的厌恶）
used to express a strong feeling of disgust (= disapproval and dislike) at something very unpleasant
Ugh, I think I stepped in something really gross. 哎呀，我鞋底踩上什么恶心的东西了！
Ugh, I'm not eating that! 呸，我不会吃那东西的！