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Jyutping sap6 maan6 fo2 gap1
Pinyin shí wàn huǒ jí

Definitions (CC-CEDICT)
  1. most urgent
  2. posthaste
  3. express
Definitions (粵典–words.hk)
  1. 形容詞
    十分​之緊​急​,​趕住​要​完成
    very urgent; in a hurried manner; literally: hundred thousand fire urgency
    • 你快啲去醫院啦,而家十萬火急要你做決定啊。
      你快啲去医院啦,而家十万火急要你做决定啊。
      nei5 faai3 di1 heoi3 ji1 jyun2 laa1, ji4 gaa1 sap6 maan6 fo2 gap1 jiu3 nei5 zou6 kyut3 ding6 aa3.
      Hurry to the hospital, it's urgent and we need you to decide right now.
Definitions (Wiktionary)
  1. phrase, idiomatic
    extremely urgent
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)
Examples (Tatoeba—Mandarin-English)
  1. Mandarin
    这件事十万火急!
    這件事十萬火急!
    zhè jiàn shì shí wàn huǒ jí !
    • This matter is of incredible urgency!
Examples (粵典–words.hk)
  1. Cantonese
    你快啲去医院啦,而家十万火急要你做决定啊。
    你快啲去醫院啦,而家十萬火急要你做決定啊。
    nei5 faai3 di1 heoi3 ji1 jyun2 laa1, ji4 gaa1 sap6 maan6 fo2 gap1 jiu3 nei5 zou6 kyut3 ding6 aa3.
    • Hurry to the hospital, it's urgent and we need you to decide right now.