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Jyutping daai6 bun2
Pinyin dà běn

Definitions (Wiktionary)
  1. noun
    Used other than figuratively or idiomatically: see 大本 (dàběn); 大 (“big”) + 本 (“notebook”)
  2. noun, literary
    foundation; basis
    (syn.) 源, 来源, 源泉, 淵源, 濫觴, 出处, 根本, 渊源, 源头, 根头, 出處, 滥觞, 源頭, 由來, 根源, 來源, 起源, 本源, 根頭, 泉源, 基本, 由来
Examples (粵典–words.hk)
  1. Cantonese
    敌军嘅大本营已经畀我哋攻占咗。
    敵軍嘅大本營已經畀我哋攻佔咗。
    dik6 gwan1 ge3 daai6 bun2 jing4 ji5 ging1 bei2 ngo5 dei6 gung1 zim3 zo2.
    • We have successfully occupied our enemy's base.
  2. Cantonese
    留守大本营
    留守大本營
    lau4 sau2 daai6 bun2 jing4
    • to stay/remain behind at headquarters