发出呼噜声或许与骨骼的加固与矫正，减轻疼痛以及愈合伤口有着某种联系。

Purring may be linked to the strengthening and repairing of bones, relief of pain, and wound healing.

youdao

发出呼噜声或许与骨骼的加固与矫正，减轻疼痛以及愈合伤口有着某种联系。

Purring may be linked to the strengthening and repairing of bones, relief of pain, and wound healing.

youdao