Literature Reference: 闰余成岁，律吕调阳。—— 《千字文》 The intercalary month completes the year, and the musical notes harmonize the seasons. Source from 'The Thousand Character Classic'.
闰: Leap Day
知: Aware, enlightened. In names, it often signifies erudition, intelligence, and talent, embodying the notion of vast knowledge and wisdom.
Meaning: Understanding and mastering the rhythms of time, symbolizing wisdom and insight.