

집에서 나올 때 문을 잠그는 걸 잊었어요.
[t͡ɕipesʌ naol t͈ɛ munɯl t͡ɕamkɯnɯn kʌl it͡ɕʌs͈ʌjo.]
I forgot to lock the door when I left the house.
자기 전에 창문을 잠갔어요?
[t͡ɕaki t͡ɕʌne t͡ɕʰaŋmunɯl t͡ɕamkas͈ʌjo?]
Did you lock the window before going to bed?
현관문을 잠그고 나왔으니까 걱정하지 마세요.
[hjʌnkwanmunɯl t͡ɕamkɯko nawas͈ɯnik͈a kʌkt͈͡ɕʌŋhat͡ɕi masejo.]
I locked the front door before I left, so don't worry.
"잠그다" is in the lesson "Verb antonyms" (Level 8), along with 15 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.