

이 지우개는 고무로 만들었어요.
[i t͡ɕiukɛnɯn komulo mantɯlʌs͈ʌjo.]
This eraser is made of rubber.
의자 바퀴의 고무가 다 닳았어요.
[ɰit͡ɕa pakʰwiɰi komuka ta talas͈ʌjo.]
The rubber on the chair wheels is completely worn out.
책상 다리에 고무를 붙이면 소리가 안 나요.
[t͡ɕʰɛks͈aŋ talie komulɯl put͡ɕʰimjʌn solika an najo.]
If you attach rubber to the desk legs, they won't make noise.
"고무" is in the lesson "Office" (Level 34), 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.