RE: [아는 것이 힘이다-지구과학#4] 수학으로 바람 이해하기 part1 — Steemit

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RE: [아는 것이 힘이다-지구과학#4] 수학으로 바람 이해하기 part1

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joeyarnoldvn (61)in #kr • 7 years ago

awesome

7 years ago in #kr by joeyarnoldvn (61)

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hkkim1030 (52) 7 years ago

thanks for your reply.
can u understand korean?
if i get the chance, i will write english version posting

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