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Jyutping lou5 dai2 zi2
Pinyin lǎo dǐ zi

Definitions (Wiktionary)
  1. noun
    one's (unsavory) past; one's personal background
    (syn.) 内情, 底細, 底细, 內情, 老底
  2. noun
    original personnel
    (syn.) 老班底
  3. noun, dialectal
    the past; past time
  4. noun
    inherited fortune; ancestral estate; foundation; base
    (syn.) 根底, 老底
    • 好好地利用和發展沿海的工業老底子,可以使我們更有力量來發展和支持內地工業。
      好好地利用和发展沿海的工业老底子,可以使我们更有力量来发展和支持内地工业。
      hǎo hǎo de lì yòng hé fā zhǎn yán hǎi de gōng yè lǎo dǐ zi , kě yǐ shǐ wǒ men gèng yǒu lì liàng lái fā zhǎn hé zhī chí nèi dì gōng yè .
      Making good use of the old industries in the coastal regions and developing their capacities will put us in a stronger position to promote and support industry in the interior.
Examples (Wiktionary)
  1. Mandarin
    好好地利用和发展沿海的工业老底子,可以使我们更有力量来发展和支持内地工业。
    好好地利用和發展沿海的工業老底子,可以使我們更有力量來發展和支持內地工業。
    hǎo hǎo de lì yòng hé fā zhǎn yán hǎi de gōng yè lǎo dǐ zi , kě yǐ shǐ wǒ men gèng yǒu lì liàng lái fā zhǎn hé zhī chí nèi dì gōng yè .
    • Making good use of the old industries in the coastal regions and developing their capacities will put us in a stronger position to promote and support industry in the interior.