三天打鱼，两天晒网 (三天打魚，兩天曬網) sān tiān dǎyú, liǎng tiān shài wǎng

sān tiān dǎyú, liǎng tiān shài wǎng phrase to fish for three days and sun-dry the nets for two days; not to persevere in doing sth
Domain: Proverb 谚语
Notes: (CC-CEDICT '三天打魚，兩天曬網')