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Jyutping daai6 dei6 caak1 loeng4 hok6
Pinyin dà dì cè liàng xué

Definitions (Wiktionary)
  1. noun
    geodesy
    (syn.) 测地学, 測地學

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Jyutping daai6 dei6 caak1 loeng4 hok6
Pinyin dà dì cè liáng xué

Definitions (CC-CEDICT)
  1. geodesy