三日打魚，兩日曬網 [－－－鱼－两－晒网]

Jyutping saam1 jat6 daa2 jyu2 ， loeng5 jat6 saai3 mong5
Pinyin sān rì dǎ yú ， liǎng rì shài wǎng

Definitions (Wiktionary)
  1. phrase, idiomatic
    Synonym of 三天打魚，兩天曬網／三天打鱼，两天晒网 (sān tiān dǎ yú, liǎng tiān shài wǎng, “to fail to persevere in something; to be unwilling or too lazy to concentrate”).
    (syn.) 三天打鱼, 兩天曬網, 两天晒网, 三天打魚