因为湿性黏滞，留恋不去，故本病易反复发作，难以根治。

The disease is hard to be cured just because of damp pathogen being sticky and stagnant in nature.

youdao

因为湿性黏滞，留恋不去，故本病易反复发作，难以根治。

The disease is hard to be cured just because of damp pathogen being sticky and stagnant in nature.

youdao