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Jyutping sau2 faai3 faai3
Pinyin shǒu kuài kuài

Definitions (Wiktionary)
  1. adv, Cantonese
    too hurriedly, such that an mistake is made
    • 手快快揿错咗个掣。
      手快快揿错咗个掣。
      sau2 faai3 faai3 gam6 co3 zo2 go3 zai3.
      I was too hurried and pressed the wrong button.
Examples (Wiktionary)
  1. Cantonese
    手快快揿错咗个掣。
    手快快揿错咗个掣。
    sau2 faai3 faai3 gam6 co3 zo2 go3 zai3.
    • I was too hurried and pressed the wrong button.