Literature Reference: 气序凉还热，光阴旦复晡。—— 《东南行一百韵寄通州元九侍御澧州李十一舍人果州崔二十二使君开州韦大员外庾三十二补阙杜十四拾遗李二十助教员外窦七校书》 The weather turns from cool to hot, and time shifts from dawn to dusk. Source from 'A Long Poem of One Hundred Rhymes Sent to Various Officials' by Bai Juyi.
气: Harmony and ambiance. In names, it often conveys a sense of vibrant vitality, though the meaning carries ambiguity; hence, caution is advised when using it in a name.
序: Sequence, order. In personal names, it conveys the essence of being lively, cheerful, and striving for progress.
Meaning: Qi Xu signifies the changes in weather, symbolizing the passage of time and the laws of nature.