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freeman / feynmanReader
npub1499…euf9
2023-02-10 01:33:38
in reply to nevent1q…a5dd

freeman on Nostr: ...

第二定律表述稍稍有点问题,应该是受力改变运动,而不是产生运动
Author Public Key
npub1499ey8mvhd5kq6lurjydj75xj0zllcghzea85n494t6umdhyclhs9eeuf9