Word: 历法 (lìfǎ) Traditional: 曆法 历法 dictionary entry lìfǎ calendar science; calendar system Full dictionary entry for 历法 Example sentences using 历法 2 sentences, showing page 1 of 1. 历法对种地很重要吗？ Lìfǎ duì zhòngdì hěn zhòngyào ma? Is the calendar system important for farming? 古人根据月亮制定了历法。 Gǔrén gēnjù yuèliang zhìdìngle lìfǎ. Ancient people created a calendar system based on the moon.