

저 언덕 위에 올라가면 바다가 보여요.
[t͡ɕʌ ʌntʌk wie ollakamjʌn pataka pojʌjo.]
If you go up that hill, you can see the ocean.
자전거로 언덕을 올라가는 건 힘들어요.
[t͡ɕat͡ɕʌnkʌlo ʌntʌkɯl ollakanɯn kʌn himtɯlʌjo.]
It's hard to ride a bike up a hill.
학교가 언덕 위에 있어서 매일 운동이 돼요.
[hakk͈joka ʌntʌk wie is͈ʌsʌ mɛil untoŋi twɛjo.]
My school is on a hill, so I get exercise every day.
"언덕" is in the lesson "Nature" (Level 21), 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.