What does it mean to "suddenly smell a Ye Xiang, a dry spring in Wan Li"?

Interpretation: Suddenly flowers bloom overnight, and the fragrance spreads all over the world.

Source: White Eyebrows by Wang Mian in Yuan Dynasty.

Original text:

Bai Mei

Wang Yuan cotton

This body is in a forest of ice and snow, different from peaches and plums.

Suddenly, the fragrance of the night was scattered like a dry spring in Wan Li.

Bai Mei, born in the freezing winter, is proudly open and not confused with peaches, plums and flowers. Suddenly flowers bloom overnight, and the fragrance spreads all over the world.

Commentary: This poem praises Bai Mei's noble character. It grows in the severe winter of ice and snow, proudly opens, and is not confused with peaches, plums and flowers. Suddenly flowers bloom overnight, and the fragrance spreads all over the world. Poets are not only chanting things, but also singing people's spiritual character. Expressed the author's love for white plum.