

우유를 너무 오래 가열하지 마세요.
[ujulɯl nʌmu olɛ kajʌlat͡ɕi masejo.]
Don't heat the milk for too long.
전자레인지로 일 분 정도 가열해 주세요.
[t͡ɕʌnt͡ɕaleint͡ɕilo il pun t͡ɕʌŋto kajʌlɛ t͡ɕusejo.]
Please heat it in the microwave for about a minute.
커피를 다시 가열하면 맛이 없어져요.
[kʰʌpʰilɯl tasi kajʌlamjʌn masi ʌps͈ʌt͡ɕjʌjo.]
If you reheat coffee, it loses its flavor.
"가열하다" is in the lesson "Drinks" (Level 40), along with 11 other useful words. LinDuo has 180 topic lessons like this one, 2,380 words in total. Every word has an illustration, a transcription and pronunciation in a female and a male voice. Just 10–15 minutes a day is enough to learn them all. Free, and works offline.