종이컵서 나노 플라스틱 수백만 개 검출
B2 Korean listening practice · Standard Korean · Curated for upper-intermediate learners
A 1:21 video in Korean at B2 level, suitable for upper-intermediate learners. The speech is at a natural pace around 124 words per minute, rated 3.4/5, easy listening difficulty by Reelang’s algorithm.
- ▸Science - Discoveries, experiments, and how the world works.
- ▸Health & Wellness - Fitness, mental health, nutrition, sleep, and self-care.
- ▸Nature & Environment - The natural world, climate, and sustainability.