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Jyutping lou4 sat6
Pinyin láo shi

Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)

牢實 [-实]

Jyutping
Pinyin láo shi

Definitions (CC-CEDICT)
  1. solid
  2. strong
  3. firm
  4. secure