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Jyutping jyu4 zo6 zam1 zin1
Pinyin rú zuò zhēn zhān

Definitions (Wiktionary)
  1. phrase, idiomatic
    to feel very anxious and uneasy

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Jyutping jyu4 zo5 zam1 zin1
Pinyin rú zuò zhēn zhān

Definitions (粵典–words.hk)
  1. x

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Jyutping jyu4 co5 zam1 zin1
Pinyin rú zuò zhēn zhān

Definitions (CC-CEDICT)
  1. lit. as if sitting on pins and needles (idiom)
  2. fig. to be in an uncomfortable situation
Examples (Tatoeba—Mandarin-English)
  1. Mandarin
    我如坐针毡。
    我如坐針氈。
    wǒ rú zuò zhēn zhān 。
    • I was on tenterhooks.