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Jyutping cyun4 daat6 sat1
Pinyin chuán dá shǐ

Definitions (Wiktionary)
  1. noun
    reception room; janitor's office (near the gate of a school, factory, company, etc.)

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Jyutping cyun4 daat6 sat1
Pinyin chuán dá shì

Definitions (CC-CEDICT)
  1. reception office
  2. janitor's office