你一刀捅死我说是手哆嗦
[nĭ yī dāo tŏng sĭ wŏ shuō shì shŏu duō suō]
This username expresses a somewhat exaggerated and dramatic feeling, akin to 'If you killed me with a knife, it would be because your hand shook.' It suggests someone trying to downplay or defend a grave mistake as unintentional.