畢其功於一役 [毕－－于－－]

Jyutping bat1 kei4 gung1 jyu1 jat1 jik6
Pinyin bì qí gōng yú yī yì

Definitions (CC-CEDICT)
  1. to accomplish the whole task at one stroke (idiom)
Definitions (Wiktionary)
  1. phrase, idiomatic
    to accomplish the task in one stroke
Examples (Tatoeba—Mandarin-English)
  1. Mandarin
    如此复杂的工作决不能毕其功于一役。
    如此複雜的工作決不能畢其功於一役。
    rú cǐ fù zá de gōng zuò jué bù néng bì qí gōng yú yī yì 。
    • A complicated job like that can't be done in the blink of an eye.