Here's the answer:
“같은 실수는 다신 하지 마세요”
Watch a real native speaker say it:
Here's how it sounds in a textbook:
Fun fact: the hundreds of thousands of people learning Korean with Memrise get this phrase correct 91.87% of the time!
Fun fact: the hundreds of thousands of people learning Korean with Memrise get this phrase correct 91.87% of the time!
