等差中項 [－－－项]

Jyutping dang2 caai1 zung1 hong6
Pinyin děng chā zhōng xiàng

Definitions (Wiktionary)
  1. noun
    arithmetic mean
    (syn.) 算術平均數, 算术平均数

等差中項 [－－－项]

Jyutping dang2 caai1 zung1 hong6
Pinyin děng chà zhōng xiàng

Definitions (Wiktionary)
  1. noun
    arithmetic mean
    (syn.) 算術平均數, 算术平均数