Korean phrase
다시는 그러지 마세요. ta si neun keu reo ji ma se yo
Meaning
Please never do that again
When to use it
It asks someone politely but firmly not to repeat an action. It is used as a strong warning while still sounding respectful.
Example dialogue
그건 정말 위험해. 다시는 그러지 마세요. keu geon cheong mal wi heom hae ta si neun keu reo ji ma se yo
That's really dangerous. Please never do that again.
네, 죄송해요. 다시는 안 그럴게요. ne choe song hae yo ta si neun an keu reol kke yo
Yes, I'm sorry. I won't do it again.