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Jyutping sim1
Pinyin shān

Definitions (Wiktionary)
  1. character
    straw mat
Definitions (Unihan)
  1. rush or straw matting
  2. Cangjie Input
    TYR

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Jyutping sim1
Pinyin shàn

Definitions (Wiktionary)
  1. character
    to cover with a straw mat, tarpaulin, etc.

苫 [-]

Jyutping
Pinyin shān

Definitions (CC-CEDICT)
  1. straw mat
  2. thatch