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普朗克
pǔ​lǎng​kè

Max Planck

Definitions Defs Origin Strokes Stroke Words Sentences Sents
  • 普朗克常数 pǔ​lǎng​kè​cháng​shù Planck's constant
    (physics) Planck's constant h, approximately 6.626 x 10⁻³⁴ joule-seconds