調和平均數 tiáo hé píng jūn shù

DEFINITIONS

  1. harmonic mean

CHARACTERS

調 tiáo transfer, move, change; tune
和 hé
HSK 1
harmony, peace; peaceful, calm
平 píng
HSK 3
flat, level, even; peaceful
均 jūn
HSK 5
equal, even, fair; all, also
數 shù number; several; count; fate