Sugar: A sweet substance extracted from sugar cane, sugar beet or rice and wheat.
Explanations in Shuo Wen Jie Zi: Ye Yi. From the voice of Tommy.
Xuan: The word Xuan was originally the name of a kind of grass, that is, day lily, also known as honeysuckle, A Girl Without Sorrow, Yinan and Lucong. It is a perennial herb with slender leaves and red and yellow flowers.
The meaning of this name can be interpreted as: "Sugar pear? Hemerocallis ".